"Take care of me, make it more important." Sweet words from the tough-looking section chief... I think I'm misunderstanding. ――OL Anju witnesses her boyfriend cheating at her place of business. When I came back to work in the rain and felt depressed while working overtime, the man kindly put my jacket over me... It was Manager Hiiragi, who is famous for being a demon boss!? Reliable manager. In order to protect Anju from her boyfriend, who is pressing him to get back together, she hides him in his house... Anju is gradually drawn to the gentle side of the manager, something she has never seen at work. On the other hand, the boyfriend who can't give up on getting back together is approaching again...