Shokushu de Tsukurou! Dosukebe Otokonoko - Ikiri Yankee vs Shokushu Yashiki

Kotarou, a famous local delinquent, is asked by his younger brother Yasutaka to confront a mysterious old man. However, due to Yasutaka's betrayal, he is captured in a tentacle mansion. Will Kotarou be able to escape from the mansion full of monsters without becoming a bitch!?​