[email protected]'s manga / #Twins(3)

Non-blood related familial relationship turns sexual between “father” and “sons”.

In order to get rid of his debt, a poor omega enters into a contract with rich twin brothers as their pet.

Min Gun Lee confesses to the "Prince" popular guy at school but then that same day his brother, Jo Gan Kim, also known as "Mad Dog" because of his violent tempter, confesses to him. Min Gun Lee tries to reject him but Mad Dog is pretty persistent, insisting that he's serious and wants to get to know him.