Yuujin ni 500-en Kashitara Shakkin no Kata ni Imouto wo Yokoshitekita no Dakeredo, Ore wa Ittai Dou Sureba Iin Darou
友人に500円貸したら借金のカタに妹をよこしてきたのだけれど、俺は一体どうすればいいんだろう
Akari Miyamae enters Motomu Shiraki's apartment and announces her intention to stay until Motomu repays a 500-yen debt. Described as a kind and devoted sister, Akari claims her beauty is known beyond her school. Confused by her sudden declaration, Motomu struggles to understand the situation as Akari insists on moving in. She begins settling into the small apartment, leaving Motomu to figure out how to handle the unexpected development. The story follows their shared life in the cramped one-room space.
