Dazai and Chuuya had been on a business trip for a month because of the mission that Mori personally assigned them. Dazai and Chuuya often fell asleep in the same hotel room and usually it didn't cause any problems. But this time, in the middle of the night, Chuuya wakes up feeling a peculiar heat and realizes that he screwed up. Did the suppressors not work? The worst part was that Dazai was lying next to him, to whom Chuuya told that he was a beta