Konin Todoke ni Han wo Oshita dake desu ga

Sinopsis

27-year-old Ookado Akiha who vows to stay single, gets a proposal to enter into a fake marriage from 30-year-old Momose Shuu who wants to get the status of a married man for some reason. Through living together as a fake couple, their relationship gradually changes. (Source: Doramaworld)