{"schema_version":"webtoonlib.llm.chapter.v1.3","generated_at":"2026-07-25T10:52:22.722Z","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":"Chainsaw Man","slug":"chainsaw-man-60cd22","original_title":"チェンソーマン"},"chapter":{"number":31,"release_date":"2025-05-29","last_updated":"2026-02-02T02:26:32.918Z","summary":"While Kishibe's sadistic training regimen continues to push Denji and Power to their limits with brutal, underhanded lessons, a desperate Aki Hayakawa seeks a new contract to replace his lost power. He is brought before the Future Devil, a bizarre, tree-like being that gleefully proclaims, \"The future rules!\" The devil offers its power in exchange for a steep price: it wishes to reside in Aki's right eye to witness the gruesome and terrible death that awaits him. After being shown a vision of his own grim fate, Aki accepts the deal, sacrificing a portion of his lifespan to gain the ability to see into the future and continue his quest for revenge.","summary_source":"graph_aggregator","summary_status":"generated","summary_verification":"unverified"},"summary":"While Kishibe's sadistic training regimen continues to push Denji and Power to their limits with brutal, underhanded lessons, a desperate Aki Hayakawa seeks a new contract to replace his lost power. He is brought before the Future Devil, a bizarre, tree-like being that gleefully proclaims, \"The future rules!\" The devil offers its power in exchange for a steep price: it wishes to reside in Aki's right eye to witness the gruesome and terrible death that awaits him. After being shown a vision of his own grim fate, Aki accepts the deal, sacrificing a portion of his lifespan to gain the ability to see into the future and continue his quest for revenge.","key_events":["Aki makes a contract with the Future Devil, gaining the ability to see a few seconds into the future."],"characters_involved":[{"name":"Himeno","role_in_result":"character"},{"name":"Future Devil","role_in_result":"character"},{"name":"Aki Hayakawa","role_in_result":"character"},{"name":"Power","role_in_result":"character"},{"name":"Denji","role_in_result":"character"},{"name":"Kishibe","role_in_result":"character"}],"transcript":{"available":false,"reason":"Hardsub chapter — image-only","endpoint":null},"spoiler":{"level":"auto","safe_teaser":"While Kishibe's sadistic training regimen continues to push Denji and Power to their limits with brutal, underhanded lessons, a desperate Aki Hayakawa seeks a new contract to replace his lost power.","spoiler_summary":"While Kishibe's sadistic training regimen continues to push Denji and Power to their limits with brutal, underhanded lessons, a desperate Aki Hayakawa seeks a new contract to replace his lost power. He is brought before the Future Devil, a bizarre, tree-like being that gleefully proclaims, \"The future rules!\" The devil offers its power in exchange for a steep price: it wishes to reside in Aki's right eye to witness the gruesome and terrible death that awaits him. After being shown a vision of his own grim fate, Aki accepts the deal, sacrificing a portion of his lifespan to gain the ability to see into the future and continue his quest for revenge."},"source":{"canonical_path":"/series/chainsaw-man-60cd22/chapter-31","citation_title":"WebtoonLib — Chainsaw Man #31","content_type":"chapter_summary","last_updated":"2026-07-25T10:52:22.721Z"},"data_status":"complete"},"untrusted":{"user_comments":[]},"see_also":{"for_series_detail":"/llms-series/chainsaw-man-60cd22"}}