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: Leader of the Sheep, a rival group of juveniles that protects its territory with extreme force.

: Shiwasu Hoshikawa , who also drew the Bungo Stray Dogs: BEAST manga. Volumes : The manga series is complete with four volumes. : Leader of the Sheep, a rival group

: Port Mafia boss Ougai Mori orders 15-year-old Osamu Dazai to investigate rumors of his deceased predecessor appearing as a "ghost" in the Suribachi City district. : Port Mafia boss Ougai Mori orders 15-year-old

The text you provided refers to the first chapter of the manga adaptation of . This prequel explores the first meeting between Osamu Dazai and Chuuya Nakahara seven years before the main series. The manga adaptation, illustrated by , began serialization

The manga adaptation, illustrated by , began serialization in July 2022. It is based on the light novel of the same name by Kafka Asagiri. Chapter 1 introduces the origins of the legendary partnership known as "Twin Dark" (Soukoku). 2. Plot Summary (Chapter 1)

: Chapters are serialized in Monthly Shōnen Ace and published in English by Yen Press .