
"Until my brother returns the 500 yen, I will gladly become senpai's property as collateral!"
One summer day, Akari Miyamae, his friend's younger sister, came to the apartment of Motomu Shiragi, a university student. What is the secret behind this debt, and what is Akari's purpose...?
An overly-sweet cohabitation comedy that starts with one coin!
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 / 朋友把妹妹作为500日元的借款还给我、我该怎么办 / I lent 500 yen to a friend. His sister came to my house instead of borrowing. What should I do? / When I Lent 500 Yen to a Friend, He Sent His Sister as Collateral, but What Should I Do?