You(Isagi), Nagi and Rin are boyfriends and pilots too.

Nagi and Rin tends to bicker each other due to their personality colliding.

After Rin and Nagi usual fighting in the morning, they went to work though this time Nagi and Isagi get off early

Nagi got idea to make Rin pissed off and Isagi get to be in middle of their fighting again.

Rin finishes work. He opens the door and sees Isagi being kissed by Nagi.

“What the fuck.”

Instead of getting pissed off, Rin join..