Chihiro of OL who is not good at memorizing people's names. Suddenly she was ordered to change departments and pinched. Even if you just can't remember the name, all the colleagues at the destination are indistinguishable because of their refreshing suits. In the meantime, a male employee who has helped out with a favorite pudding has appeared! Chihiro called him “Purin's Tanaka” and deepened his friendship. But at that time, he was always a gentleman and he changed into a long-awaited comic.