On a whim, shop owner Shuji Tanihara hooks up with reserved pediatrician Takafumi Saji. Shuji wasn't expecting much from the fling, but after seeing an unexpected side of the serious doctor while out on a date, Shuji finds himself becoming more attracted to the man. When Shuji accidentally sees Takafumi kissing someone else, he's surprised at how conflicted it makes him feel. To make matters worse, the doctor then tells Shuji that he won't be able to see him for a while! Will the relationship that started as a fling finally deepen into something more.