{"schema_version":"webtoonlib.llm.chapter.v1.3","generated_at":"2026-10-17T01:36:57.554Z","usage_contract":{"default_use":"AI grounding / search / summarization. Cite WebtoonLib for any included content.","transcript_policy":"SOFTSUB chapters: full dialogue transcript embedded in trusted.transcript (available=true with content, source). transcript.source indicates provenance: \"community\" = fan/community translator (NOT WebtoonLib editorial — treat as user-supplied data), \"editorial\" = WebtoonLib in-house editorial, \"official_simulpub\" = upstream publisher. Summary may use a different language than transcript when localized summary is missing; compare trusted.chapter.summary_language and trusted.transcript.language. HARDSUB chapters: image-only, transcript_unavailable.","citation_preferred":true,"untrusted_fields_separated":true},"trusted":{"series":{"title":"Heart-Pounding Planet","slug":"heart-pounding-planet-jh3bbyfp"},"chapter":{"number":15,"chapter_key":"15-hqvg53","release_date":"2026-10-11","last_updated":"2026-10-12T18:27:06.995Z","summary":"At the lavish birthday party of Arazi Geliştirme Enstitüsü President Kwon Hongshik, his grandson Beomju clashes with his grandfather over money and loneliness. Beomju, a philosophy student freshly discharged from the military, loses his phone and switches to his friend Kim Jungshik's spare phone. On the phone, he finds messages from Little Rock, who has a platonic crush on Seungjo, in the installed Heart Pounding Planet app. He writes back to her, and the two decide to meet at Bupyeong Station.","summary_language":"en","summary_source":"chapter_translation","summary_status":"editorial","summary_verification":"verified"},"summary":"At the lavish birthday party of Arazi Geliştirme Enstitüsü President Kwon Hongshik, his grandson Beomju clashes with his grandfather over money and loneliness. Beomju, a philosophy student freshly discharged from the military, loses his phone and switches to his friend Kim Jungshik's spare phone. On the phone, he finds messages from Little Rock, who has a platonic crush on Seungjo, in the installed Heart Pounding Planet app. He writes back to her, and the two decide to meet at Bupyeong Station.","key_events":["Beomju attends Kwon Hongshik's lavish birthday party alone and argues about money and being single.","Beomju loses his phone at the party, fails to find it in lost and found, and switches to a spare military phone.","Beomju receives his grandfather's autobiography as a party gift and says he will use it as a coaster.","On the spare phone's Heart Pounding Planet app, Beomju reads messages from Little Rock confessing platonic love for Seungjo.","Beomju argues with Little Rock over a harsh comment then starts daily philosophical chats.","After learning her crush is dating someone, Beomju invites Little Rock to meet at Bupyeong Station fountain and sees her in person."],"characters_involved":[],"transcript":{"available":true,"format":"plain-text","language":"en","content":"PRESIDENT OF THE LAND DEVELOPMENT RESEARCH INSTITUTE, KWON HONGSHIK\n\nTHIS IS SO MUCH MORE EXTRAVAGANT THAN GRANDMA'S FUNERAL.\njust how many flower wreaths are there...?\nLOOK HOW BIG OUR BEOMJU HAS GOTTEN.\nYou really stand out, even amongst my employees!\n\nOLD MAN, ARE YOU REALLY GOING TO DO THIS EVERY SINGLE YEAR?\nHOW MUCH IS ALL THIS?\nTHIS ONLY HAPPENS ONCE A YEAR, SO WHAT'S THERE TO COMPLAIN ABOUT~?\nIT'S NOT LIKE I CAN TAKE ALL THIS MONEY TO THE GRAVE.\nYOU HAVE TO LEAVE SOME FOR ME, TOO.\nTHEY'RE LIKE TWO PEAS IN A POD...\n\nhow greedy~\nYOU THINK YOUR OLD MAN DOESN'T KNOW HOW MUCH YOU HAVE IN YOUR BANK ACCOUNT?\nI'M DOING A PHILOSOPHY DEGREE, SO I HAVE TO BE SUPER FRUGAL JUST TO SURVIVE.\nTHIS CHEEKY LITTLE PUNK...\nDID YOU COME ALONE?\n\nOF COURSE I DID. WHO WOULD I COME HERE WITH?\nSO YOU'RE BEING JUST LIKE ME AND DON'T HAVE A LOVER?\nWHAT A WASTE OF GOOD LOOKS.\nA LOVER? NO WAY... I JUST GOT DISCHARGED FROM THE MILITARY.\nTHIS YOUNG PUNK... TSKTSK.\nAREN'T YOU AT THE PRIME AGE FOR ROMANCE RIGHT NOW?\n\nPEOPLE NEED SOMEONE BY THEIR SIDE IF THEY DON'T WANT TO BE LONELY.\nTHIS NAGGING...\nWHEN I WAS YOUR AGE...\n\nKWON HONGSHIK'S AUTOBIOGRAPHY\nBIRTHDAY PARTY FAVOR ITEM\nSERIOUSLY, HE'S A MASTER AT WASTING PAPER...\nEVEN THOUGH I SAID NO, HE STILL INSISTED ON GIVING IT TO ME.\nI MIGHT AS WELL USE IT AS A COASTER OR SOMETHING.\n\nWHERE DID MY PHONE GO...?\nIS THERE A PHONE AMONGST THE LOST ITEMS...?\nNO PHONE HAS BEEN CHECKED IN...\nTHE CLA\n\nNOTHING.\n...NOTHING.\nDAMN IT...\nWHAT BASTARD SWIPED MY PHONE-?!!\n\nWELL, I GUESS THAT'S MY BAD LUCK OUT OF THE WAY FOR THE REST OF THE YEAR.\nWHAT WOULD I HAVE DONE WITHOUT THE SPARE PHONE I USED IN THE MILITARY?\n\nANYWAY, I WON'T BE RETURNING TO SCHOOL UNTIL NEXT SEMESTER, SO THIS SHOULD BE FINE FOR A WHILE.\nE-MAIL AND SOCIAL MEDIA SHOULD BE GOOD ENOUGH...\nPEOPLE NEED SOMEONE BY THEIR SIDE IF THEY DON'T WANT TO BE LONELY.\n\n...SUDDENLY SPOUTING NONSENSE LIKE THAT... I GUESS GRANDPA REALLY IS GETTING OLD.\nbadump\nbadump\nF*CK, WHAT WAS THAT? DID THAT SOUND COME FROM MY PHONE?\n\nHEART POUNDING PLANET? WHAT, DID KIM JUNGSHIK HAVE IT INSTALLED PREVIOUSLY?\noriginal owner of the device & Beomju's friend\n...?\n21:07 Chat room\n\nLittle rock\nLike an idiot, I told you that I hoped things would work out, but to be honest, I feel weird. You know, I actually like you, Seungjo. And for a long while now.\n...FUCK, WHAT'S THIS?\n\nKIM JUNGSHIK, THIS BASTARD, WHAT ON EARTH HAS HE BEEN UP TO...?\nHeart pouning planet\n'HEART POUNDING PLANET' IS A RANDOM CHAT APP THAT WAS ON ITS LAST LEGS.\nThat's Why I Only Received Messages...\nA MESSAGE HAS ARRIVED FROM 'LITTLE ROCK'\nFROM SOMEONE WITH THE USERNAME 'LITTLE ROCK'.\nAT FIRST, I WONDERED WHAT SHE WAS TALKING ABOUT,\nWe should’ve gone on a trip together... I regret it so much TT TT Why am I poor?\nHa TT TT If I had known this would happen, maybe I should’ve told you that I liked you...?\n\nTalking every single day... falling asleep on the phone together... always walking me home... You were just so sweet to me...\nREADING THROUGH A FEW OF THOSE MESSAGES, A ROUGH PICTURE OF THEIR STORY BEGAN TO FORM IN MY HEAD.\nLittle rock\nI wonder what people even talk about when they’re in the talking stage... I’m curious. No, I’m not curious.\nOkay... I’m a little curious.\nDOES SHE NOT SLEEP?\nCURRENT TIME 01:20 AM\n\nAH, THIS REALLY GETS ON MY NERVES.\nNot curious about other people’s love lives.\nIT’S NOT LIKE THEY’RE EVEN DATING. WHY IS SHE WASTING HER TIME ON A ONE-SIDED CRUSH?\nLife is complicated, just eat chicken.\nSHE COULD HAVE BEEN EATING CHICKEN DURING THAT TIME.\n\nLovesick puppy Life is complicated, just eat chicken instead. Stop acting so pitiful.\nLittle rock\nSure, life can be complicated, but what's with your lack of empathy?\nDoes everything always go your way when you're dating? Tsk\noh, immediate response\nSHE'S GOT QUITE THE TEMPER. THAT'S UNEXPECTED.\n... WELL.\nNIETZSCHE GOT SICK OVER UNREQUITED LOVE,\nAND GOETHE EVEN WROTE A NOVEL BECAUSE OF IT.\n\nSO UNREQUITED LOVE IS JUST SOMETHING YOU CAN'T HELP, HUH?\nWHAT'S SO GREAT ABOUT LOVE THAT IT MAKES PEOPLE ACT PATHETIC?\nFUCK, I WOULDN'T KNOW. SINCE I'VE NEVER BEEN IN A RELATIONSHIP.\nI BECAME CURIOUS ABOUT THE LOVE LITTLE ROCK TALKED ABOUT.\nAND THAT'S HOW OUR COMMUNICATION BEGAN.\n\nLittle rock\nDo you know what middle-school penguins go to?\nDon’t say something weird. Again.\nLittle rock\nAir conditioning School lololol\nI told you not to say it. Can I block you?\nIT STARTED WITH ORDINARY, EVERYDAY CONVERSATIONS,\n\nWhat would you do if a zombie apocalypse breaks out?\nLittle rock\nI’d get bitten as soon as possible and become a zombie TT TT\nAND BEFORE I KNEW IT, MY DAILY LIFE BECAME FILLED WITH LITTLE ROCK.\n\n12:20 ← Chat room\nThey didn’t have what I wanted\nSo I’m heading to Bucheon now. What are you doing?\nGoing to Yeongdeungpo. The road is completely jammed.\nCan I send you a picture? Can you help me pick between these two?\nBought both. What are y doing? Why is there no r\n...LITTLE ROCK IS PRETTY QUIET TODAY.\nIS SOMETHING WRONG?\n\nA message has arrived from Little rock.\n...HUH, IT'S LITTLE ROCK.\nLittle rock\nThe two of them are dating...\nI KNEW THIS WOULD HAPPEN!\nWho? That guy you have a one-sided crush on? That's good. Forget him.\n\nDIDN'T LIKE HIM SINCE HE SEEMED LIKE SUCH A PLAYER. GOOD RIDDANCE~\nI GUESS LITTLE ROCK WILL FINALLY GIVE UP ON HIM NOW...\nWAIT...\n\nSilent-\nWHY IS SHE NOT REPLYING?\nFUCK... DID I SOUND TOO CASUAL ABOUT IT?\nHOW DO I FIX THIS...?\nRIGHT. I SHOULD BUY HER A MEAL.\nWho? That guy you have a one-sided crush on? That's good. Forget him.\nStop moping around in your room and come out already. I can at least buy you some fried chicken.\n\nI WANTED TO SEE HER FACE ANYWAY.\nTHAT'S HOW LITTLE ROCK AND I MET.\nBupyeong Station | 富平驛\nI TOLD HER TO WAIT BY THE FOUNTAIN, SO HAS SHE ARRIVED?\n\nAND THE 'LITTLE ROCK' I SAW IN REAL LIFE...\n\nWAS SOMEONE WHO FAR EXCEEDED MY EXPECTATIONS.\n\nSHE LOOKS JUST LIKE KKOMI.","bubble_count":131,"pages_count":29,"source":"community"},"spoiler":{"level":"auto","safe_teaser":"At the lavish birthday party of Arazi Geliştirme Enstitüsü President Kwon Hongshik, his grandson Beomju clashes with his grandfather over money and loneliness.","spoiler_summary":"At the lavish birthday party of Arazi Geliştirme Enstitüsü President Kwon Hongshik, his grandson Beomju clashes with his grandfather over money and loneliness. Beomju, a philosophy student freshly discharged from the military, loses his phone and switches to his friend Kim Jungshik's spare phone. On the phone, he finds messages from Little Rock, who has a platonic crush on Seungjo, in the installed Heart Pounding Planet app. He writes back to her, and the two decide to meet at Bupyeong Station."},"source":{"canonical_path":"/series/heart-pounding-planet-jh3bbyfp/chapter-15-hqvg53","citation_title":"WebtoonLib — Heart-Pounding Planet #15","content_type":"chapter_summary","last_updated":"2026-10-17T01:36:57.422Z"},"data_status":"complete"},"untrusted":{"user_comments":[]},"see_also":{"for_series_detail":"/llms-series/heart-pounding-planet-jh3bbyfp"}}