Rae's manga / #Established Relationship(12)

Main characters are in an established relationship and have been together since middle school. Now university students, they moved in together. One of the boyfriends went to the bathhouse and found some eye candy. The other signed up for an outdoor club at school, which the hotttie from the bathhouse seems to run.

“You broke our promise, so I'm breaking up with you". Two people so in love in high school who decided to elope. Fifteen years later, Kusaka suddenly tells Mikuriya that they should break up. But why?! Mikuriya's so devoted to him, loves him so passionately and has never cheated on him. So he's stressing over this promise that he can't remember. It is then that he recalls a secret that he's never told Kusaka.