A Condition Called Love 12 (manga)

Hotaru doesn't need a boyfriend. But an act of kindness to a classmate going through a breakup opens a door she never thought to step through, in and everything begins to change... A sweet new shojo romance manga from the creator of Wake Up, Sleeping Beauty! Hotaru is a 16-year-old high school first year who has always been ambivalent about love, preferring instead to have a lively life with her family and friends.

So when she sees her schoolmate, Hananoi-kun, sitting in the snow after a messy, public breakup, she thinks nothing of offering to share her umbrella. But when he asks her out in the middle of her classroom the next day, she can't help but feel that her life is about to change in a big way...