Minori, 40 years old, single, president of a design company, thought that he knew by now how to hide his feelings and handle his life.

But then, at a friend's wedding, he met his old business partner Takuya and one touch of his was enough to undo him.

"You're like an old married couple," people around them would joke. But were they really? And how does one even begin to navigate a relationship between two men like them?