Zerozaki Hitoshiki no Ningen Kankei: Zerozaki Soushiki to no Kankei

Hitoshiki, a 17-year-old member of the Zerozaki Clan, becomes embroiled in a conflict with his brother Soushiki. The Zerozaki are a family of demonic killers, ranked third among the seven Killing Names. Alongside these Killing Names are six Cursing Names: Tokinomiya Hospital, Tsumiguchi Firm, Nukumori Garden, Shibuki Factory, Kino Division, and Toganagi Faction. During spring, when he is at his most free and in his prime, Hitoshiki gets caught up in a struggle between Soushiki and an unstable alliance.