Boy's Abyss

Reiji Kurose lives with his brother, his mother, who works as a nurse, and his grandmother in a rural town. He is childhood friends with Sakuko Akiyama. One day, Reiji meets Nagi Aoe, a member of the idol group Acrylic who is working as a convenience store clerk. Nagi tells Reiji of a place in the town known as the "Lover's Abyss", which is claimed to be a place where lovers commit suicide. Reiji and Nagi attempt suicide but fail, and Reiji is rescued by his teacher Yuri Shibasawa, who then vows to protect him.

Reiji Kurose (黒瀬 令児, Kurose Reiji) Portrayed by: Towa Araki The main character, who plans on leaving the town but is conflicted by the circumstances he is facing. He considers going to university in Tokyo. Nagi Aoe (青江 ナギ, Aoe Nagi) Portrayed by: Hinako Kitano A member of the idol group Acrylic, who had gone on hiatus and moved to Reiji's town, where she works as a convenience store clerk. She is married to Kosaku Esemori. Following her suicide attempt, she quits her job and returns to Tokyo to resume her idol activities. Sakuko Akiyama (秋山 朔子, Akiyama Sakuko) Portrayed by: Miyu Honda Reiji's childhood friend who studies at a private all-girls' school and is aiming to go to university in Tokyo. She wants to be an author, in particular admiring Esemori's work, and is a fan of the idol group Acrylic. She is nicknamed Chako (チャコ) due to her chubby looks. She offers to be Esemori's editor but later ends the agreement after he attempted to sexually harass her. Yuri Shibasawa (柴沢 由里, Shibasawa Yuri) Voiced by: Yoko Hikasa (PV) Portrayed by: Rena Matsui Reiji's teacher who appears to have developed feelings for him and wishes to protect him, to the point of letting him stay at her house. She was a table tennis champion during her high school years. Gen Minegishi (峯岸 玄, Minegishi Gen) Portrayed by: Natsuki Hori Reiji and Sakuko's childhood friend, whose family owns and operates a construction company. Yuko Kurose (黒瀬 夕子, Kurose Yūko) Portrayed by: Reiko Kataoka Reiji's mother, who works as a nurse at the local hospital. She separated from Reiji's father prior to the events of the series, and is secretly having sex with Gen's father. She went to the same high school as Esemori and is implied to have had a romantic relationship with him. Kosaku Esemori (似非森 耕作, Esemori Kōsaku) Portrayed by: Sōkō Wada A popular author and Nagi's husband, who moved back to his hometown to take care of his mother. He is implied to have had a romantic relationship with Yuko, who went to the same school as him. His real name is Akira Nozoe (野添 旭, Nozoe Akira).

Written and illustrated by Ryō Minenami, Boy's Abyss was serialized in Shueisha's seinen manga magazine Weekly Young Jump magazine from February 27, 2020, to July 25, 2024. Shueisha collected its chapters in eighteen tankōbon volumes, released from July 17, 2020, to October 18, 2024. In June 2022, Viz Media announced that they licensed the series for English publication.

A television drama adaptation was announced in July 2022. It was directed by Misato Kato with scripts by Kyoko Inukai and Towa Araki performing the lead role. The series aired for eight episodes on MBS's Drama Tokku programming block from September 2 to October 21, 2022. RIM performed the opening theme "Inner Child" (インナアチャイルド, In'nāchairudo), while SpendyMily performed the ending theme "Iris".