{"schema_version":"webtoonlib.llm.chapter.v1.3","generated_at":"2026-07-25T16:12:44.914Z","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":"Oshi No Ko","slug":"oshi-no-ko-e5257b"},"chapter":{"number":139,"release_date":"2025-05-29","last_updated":"2026-07-02T19:32:17.380Z","summary":"In the devastating aftermath of Kana's calculated verbal assault, Ruby is forced to confront a new, heartbreaking reality: her perfect mother, Ai, was a deeply flawed and suffering human. While this painful epiphany provides the exact breakthrough Ruby needs to portray Ai for the film, it comes at the apparent cost of her friendship with Kana. As onlookers watch the girls' fractured relationship in horror, completely misinterpreting Kana's gambit, a guilt-ridden Aqua observes the fallout, ready to support his sister through the emotional turmoil. With the rift between the two young idols growing wider, the question hangs heavy whether Kana's sacrifice of their bond is a temporary measure or a permanent break.","summary_source":"graph_aggregator","summary_status":"generated","summary_verification":"unverified"},"summary":"In the devastating aftermath of Kana's calculated verbal assault, Ruby is forced to confront a new, heartbreaking reality: her perfect mother, Ai, was a deeply flawed and suffering human. While this painful epiphany provides the exact breakthrough Ruby needs to portray Ai for the film, it comes at the apparent cost of her friendship with Kana. As onlookers watch the girls' fractured relationship in horror, completely misinterpreting Kana's gambit, a guilt-ridden Aqua observes the fallout, ready to support his sister through the emotional turmoil. With the rift between the two young idols growing wider, the question hangs heavy whether Kana's sacrifice of their bond is a temporary measure or a permanent break.","key_events":[],"characters_involved":[{"name":"Ai Hoshino","role_in_result":"Main"},{"name":"Aquamarine Hoshino","role_in_result":"Main"},{"name":"Kana Arima","role_in_result":"Main"},{"name":"Ruby Hoshino","role_in_result":"Main"}],"transcript":{"available":false,"reason":"Hardsub chapter — image-only","endpoint":null},"spoiler":{"level":"auto","safe_teaser":"In the devastating aftermath of Kana's calculated verbal assault, Ruby is forced to confront a new, heartbreaking reality: her perfect mother, Ai, was a deeply flawed and suffering human.","spoiler_summary":"In the devastating aftermath of Kana's calculated verbal assault, Ruby is forced to confront a new, heartbreaking reality: her perfect mother, Ai, was a deeply flawed and suffering human. While this painful epiphany provides the exact breakthrough Ruby needs to portray Ai for the film, it comes at the apparent cost of her friendship with Kana. As onlookers watch the girls' fractured relationship in horror, completely misinterpreting Kana's gambit, a guilt-ridden Aqua observes the fallout, ready to support his sister through the emotional turmoil. With the rift between the two young idols growing wider, the question hangs heavy whether Kana's sacrifice of their bond is a temporary measure or a permanent break."},"source":{"canonical_path":"/series/oshi-no-ko-e5257b/chapter-139","citation_title":"WebtoonLib — Oshi No Ko #139","content_type":"chapter_summary","last_updated":"2026-07-25T16:12:44.914Z"},"data_status":"partial"},"untrusted":{"user_comments":[]},"see_also":{"for_series_detail":"/llms-series/oshi-no-ko-e5257b"}}