Stressed after failing to change jobs, Sawada joins the job-seeking website "Changeworks." However, during an interview with executive Eriko, he is attracted to her and begs her to let him work there. Intrigued by his enthusiasm, Eriko volunteers to be his mentor... While teaching him the job under the guise of training, she secretly continues to toy with him. Although he is confused about working with her, as he learns the pleasure of orgasm and the sense of accomplishment in his work, he begins to seek out her guidance himself...