Synopsis: Kuro-senpai to Kuroyashiki no Yami ni Mayowanai

Reiichi sets out to attend an interview for a part-time job, with the aim of earning cash for a brand-new bike. Accompanying him is his self-proclaimed servant, Kuro-senpai. The interview is scheduled to take place in a western-style mansion but upon arrival, it appears deserted. Their exploration leads to them being trapped inside the mansion, and now they must find a way out!