muse ✨'s manga / #college(3)

After discovering that a classmate works as a rental boyfriend, a guy rents him for himself and real emotions begin to form between them.

A university student bullies an expressionless grad student but then gradually developed a terrible crush on him. He eventually becomes a bit of a gentleman and even integrates with the grad student’s family, and things go well for them. Not the healthiest relationship but entertaining.