The original story which the popular manga series Horimiya is based on.

It's said that youth is bittersweet, but maybe it's just bitter? Kyoko Hori is a flashy high school girl, who, despite her ostentatious appearance, excels in academics and loves her family. Izumi Miyamura is a bland high school boy, who, regardless of not wanting to stand out in class, secretly wears piercings outside of school and has a large body tattoo. One day, Miyamura finds Hori's little brother injured and helps him back to Hori's house, where the relationship between Hori and Miyamura begins with Hori's discovery of Miyamura's secret, and his of her's.