"I'll help rehabilitate you... I'll become your boyfriend." Koharu Momose was dating someone from her office, when out of nowhere the whole relationship fell apart. The reason: "you're a boring woman" ?! Momose, now stuck thinking about how her past relationships have ended, is now convinced she just isn't cut out for this love business. However, the ace of the sales department, Ayato Shiomi, has something else to say...!!