"...I think I have to do something every day." Rewarding work and in-house evaluation are excellent. Tawara Aina has been dating and has been doing well with her boyfriend for half a year. Her current worries, longed for as a wonderful girl-that is, she can't clean up her room. On the other hand, Fukagawa-san a man who always keeps his desk clean and doesn't care about the evaluation of others, returns on time every day. He's the exact opposite of Aina, and while she's annoyed at something, on the other hand, she's envious of him somewhere deep down... The worst Christmas when the room wasn't tidy and she broke her promise with her boyfriend. Fukagawa-san invites Aina, who is depressed, to his room?.. Work and life that is not good at cleaning up for you who can't clean up!