{"schema_version":"webtoonlib.llm.chapter.v1.3","generated_at":"2026-07-25T16:19:54.128Z","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":"One-Punch Man","slug":"one-punch-man-4f9667"},"chapter":{"number":1,"release_date":"2025-05-29","last_updated":"2026-05-11T23:29:44.803Z","summary":"A powerful monster named Vaccine Man, born from Earth's pollution, appears with a mission to wipe out humanity. As he wreaks havoc, the unassuming hero Saitama arrives on the scene. Despite Vaccine Man's grand claims and destructive power, Saitama, facing an existential crisis from his own immense strength, ends the threat with a single, anticlimactic punch. A flashback reveals the origin of his heroic journey: a fateful encounter with the bizarre Crabrante, which inspired him to become a hero for fun.","summary_source":"graph_aggregator","summary_status":"generated","summary_verification":"unverified"},"summary":"A powerful monster named Vaccine Man, born from Earth's pollution, appears with a mission to wipe out humanity. As he wreaks havoc, the unassuming hero Saitama arrives on the scene. Despite Vaccine Man's grand claims and destructive power, Saitama, facing an existential crisis from his own immense strength, ends the threat with a single, anticlimactic punch. A flashback reveals the origin of his heroic journey: a fateful encounter with the bizarre Crabrante, which inspired him to become a hero for fun.","key_events":["Saitama defeats Vaccine Man with a single punch, lamenting his lack of challenge.","Saitama saves the Split-Chinned Kid from Crabrante, deciding to become a hero."],"characters_involved":[{"name":"Split-Chinned Kid","role_in_result":"Supporting"},{"name":"Crabrante","role_in_result":"Supporting"},{"name":"Vaccine Man","role_in_result":"Supporting"},{"name":"Saitama","role_in_result":"Main"}],"transcript":{"available":false,"reason":"Hardsub chapter — image-only","endpoint":null},"spoiler":{"level":"auto","safe_teaser":"A powerful monster named Vaccine Man, born from Earth's pollution, appears with a mission to wipe out humanity.","spoiler_summary":"A powerful monster named Vaccine Man, born from Earth's pollution, appears with a mission to wipe out humanity. As he wreaks havoc, the unassuming hero Saitama arrives on the scene. Despite Vaccine Man's grand claims and destructive power, Saitama, facing an existential crisis from his own immense strength, ends the threat with a single, anticlimactic punch. A flashback reveals the origin of his heroic journey: a fateful encounter with the bizarre Crabrante, which inspired him to become a hero for fun."},"source":{"canonical_path":"/series/one-punch-man-4f9667/chapter-1","citation_title":"WebtoonLib — One-Punch Man #1","content_type":"chapter_summary","last_updated":"2026-07-25T16:19:54.128Z"},"data_status":"complete"},"untrusted":{"user_comments":[]},"see_also":{"for_series_detail":"/llms-series/one-punch-man-4f9667"}}