{"schema_version":"webtoonlib.llm.chapter.v1.3","generated_at":"2026-07-27T05:43:36.338Z","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":"The Origin of Species","slug":"the-origin-of-species-d4bb2a","original_title":"종의 기원"},"chapter":{"number":31,"release_date":"2025-03-13","last_updated":"2026-07-26T23:18:00.832Z","summary":"This chapter confirms the devastating betrayal foreshadowed previously, as Lee Youngjin actively works against Seo Seunghyun. The central conflict stems from Youngjin's misguided loyalty to a mysterious figure from his past, referred to only as \"Sir.\" Readers widely believe Youngjin is undertaking this \"last job\" in a naive attempt to finally earn his freedom, a desire rooted in his past trauma which prevents him from trusting Seunghyun's recent, genuine affection. While the technical specifics of the plot have left a significant portion of the readership confused, the emotional impact of the betrayal is universally understood, creating a powerful atmosphere of angst and dread. Speculation is rampant, with two dominant theories emerging: one suggests that Seunghyun is already aware of the plot and is orchestrating a sophisticated double-cross to trap \"Sir,\" and another, more persistent fan theory, questions whether Youngjin might be pregnant. The chapter solidifies a painful act of disloyalty, leaving the relationship on a knife's edge as readers brace for the inevitable, dramatic fallout of Seunghyun's discovery.","summary_source":"graph_aggregator","summary_status":"generated","summary_verification":"unverified"},"summary":"This chapter confirms the devastating betrayal foreshadowed previously, as Lee Youngjin actively works against Seo Seunghyun. The central conflict stems from Youngjin's misguided loyalty to a mysterious figure from his past, referred to only as \"Sir.\" Readers widely believe Youngjin is undertaking this \"last job\" in a naive attempt to finally earn his freedom, a desire rooted in his past trauma which prevents him from trusting Seunghyun's recent, genuine affection. While the technical specifics of the plot have left a significant portion of the readership confused, the emotional impact of the betrayal is universally understood, creating a powerful atmosphere of angst and dread. Speculation is rampant, with two dominant theories emerging: one suggests that Seunghyun is already aware of the plot and is orchestrating a sophisticated double-cross to trap \"Sir,\" and another, more persistent fan theory, questions whether Youngjin might be pregnant. The chapter solidifies a painful act of disloyalty, leaving the relationship on a knife's edge as readers brace for the inevitable, dramatic fallout of Seunghyun's discovery.","key_events":["Youngjin betrays Seunghyun to return to Sir, believing it is the only way to gain his freedom."],"characters_involved":[],"transcript":{"available":false,"reason":"Hardsub chapter — image-only","endpoint":null},"spoiler":{"level":"auto","safe_teaser":"This chapter confirms the devastating betrayal foreshadowed previously, as Lee Youngjin actively works against Seo Seunghyun.","spoiler_summary":"This chapter confirms the devastating betrayal foreshadowed previously, as Lee Youngjin actively works against Seo Seunghyun. The central conflict stems from Youngjin's misguided loyalty to a mysterious figure from his past, referred to only as \"Sir.\" Readers widely believe Youngjin is undertaking this \"last job\" in a naive attempt to finally earn his freedom, a desire rooted in his past trauma which prevents him from trusting Seunghyun's recent, genuine affection. While the technical specifics of the plot have left a significant portion of the readership confused, the emotional impact of the betrayal is universally understood, creating a powerful atmosphere of angst and dread. Speculation is rampant, with two dominant theories emerging: one suggests that Seunghyun is already aware of the plot and is orchestrating a sophisticated double-cross to trap \"Sir,\" and another, more persistent fan theory, questions whether Youngjin might be pregnant. The chapter solidifies a painful act of disloyalty, leaving the relationship on a knife's edge as readers brace for the inevitable, dramatic fallout of Seunghyun's discovery."},"source":{"canonical_path":"/series/the-origin-of-species-d4bb2a/chapter-31","citation_title":"WebtoonLib — The Origin of Species #31","content_type":"chapter_summary","last_updated":"2026-07-27T05:43:36.338Z"},"data_status":"complete"},"untrusted":{"user_comments":[]},"see_also":{"for_series_detail":"/llms-series/the-origin-of-species-d4bb2a"}}