Based on the manga and anime series Kimi ni Todoke.

Sawako Kuronuma, called Sadako by her classmates for her resemblance to the character from Ring, has always been feared and misunderstood because of her appearance. There are rumors that Sawako can see ghosts and curse people. However, despite her appearances, she is a sweet and timid girl who longs to be able to make friends with everyone and be liked by everyone else. When her idol, popular boy Kazehaya, begins talking with her, everything changes. She finds herself in a new world, trying to make friends and talking to different people and she can't thank Kazehaya enough for giving her these opportunities. Slowly, but surely, a sweet love is blossoming between the two as they will overtake any circumstance or clear obstacles in their way.

[From Wikipedia]