{"schema_version":"webtoonlib.llm.chapter.v1.3","generated_at":"2026-07-25T18:38:10.067Z","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":"Sakamoto Days","slug":"sakamoto-days-301993"},"chapter":{"number":173,"release_date":"2025-05-29","last_updated":"2026-02-02T02:27:15.853Z","summary":"A heart-wrenching flashback begins to unravel the tragic history between Kei Uzuki and Rion Akao, triggered by the present-day confrontation between \"Rion\" and a bewildered Kumanomi. The chapter explores the deep, ill-fated bond of the \"doomed couple,\" revealing a vulnerable, tearful Uzuki and the loyal Rion who followed him into danger, setting the stage for her eventual demise. As the truth behind their connection and Rion's supposed death starts to surface, the emotional weight of their story provides crucial context for the ongoing mysteries of the main plot.","summary_source":"graph_aggregator","summary_status":"generated","summary_verification":"unverified"},"summary":"A heart-wrenching flashback begins to unravel the tragic history between Kei Uzuki and Rion Akao, triggered by the present-day confrontation between \"Rion\" and a bewildered Kumanomi. The chapter explores the deep, ill-fated bond of the \"doomed couple,\" revealing a vulnerable, tearful Uzuki and the loyal Rion who followed him into danger, setting the stage for her eventual demise. As the truth behind their connection and Rion's supposed death starts to surface, the emotional weight of their story provides crucial context for the ongoing mysteries of the main plot.","key_events":[],"characters_involved":[{"name":"Kei Uzuki","role_in_result":"Supporting"},{"name":"Rion Akao","role_in_result":"Supporting"}],"transcript":{"available":false,"reason":"Hardsub chapter — image-only","endpoint":null},"spoiler":{"level":"auto","safe_teaser":"A heart-wrenching flashback begins to unravel the tragic history between Kei Uzuki and Rion Akao, triggered by the present-day confrontation between \"Rion\" and a bewildered Kumanomi.","spoiler_summary":"A heart-wrenching flashback begins to unravel the tragic history between Kei Uzuki and Rion Akao, triggered by the present-day confrontation between \"Rion\" and a bewildered Kumanomi. The chapter explores the deep, ill-fated bond of the \"doomed couple,\" revealing a vulnerable, tearful Uzuki and the loyal Rion who followed him into danger, setting the stage for her eventual demise. As the truth behind their connection and Rion's supposed death starts to surface, the emotional weight of their story provides crucial context for the ongoing mysteries of the main plot."},"source":{"canonical_path":"/series/sakamoto-days-301993/chapter-173","citation_title":"WebtoonLib — Sakamoto Days #173","content_type":"chapter_summary","last_updated":"2026-07-25T18:38:10.067Z"},"data_status":"partial"},"untrusted":{"user_comments":[]},"see_also":{"for_series_detail":"/llms-series/sakamoto-days-301993"}}