The manga centers on a man having love problems at work, when a girl appears before him who turns out to be his reincarnated mother.

Plug works in a company from a parallel world and her job is to secretly revitalize people from our world who are stressed out. Her clumsiness always gets her into trouble and she is constantly in danger of having her salary cut due to her performance. One day, she meets a young teenager that makes her realize that revitalizing people mindlessly is just a temporary remedy and does not solve the root cause of the problem. She then slowly begins to see the importance of timing the revitalization. However, her new aim is the exact opposite of the company policy and her boss sends Aresta to supervise her. Will she be able to keep from losing her job?

Keita Suminoe has two older (not blood-related) twin step-sisters who love him in a lustful way and have no problems expressing it. They even like to compete about it; much to the laughter of his friends (which he usually endures without problems). One day they come to his school to give him his lunch, resulting in him getting angry due to the atmosphere. To counteract his anger, they confess their tender feelings for him in front of everyone and leave. Feeling sorry he chases after them and says that he'll study hard in order to get in the same high school as them.