Ever since she was young, Haruno Mei has had the ability to see pink arrows that tell her which person someone loves. Following many hardships that came with this ability, Mei begins attending an all-girls' boarding school in the hopes of never getting involved with romance again. However, she discovers that her childhood friend Shirayuki Saya and her new classmate Fukatsu Rinna both have arrows pointing towards her.

Official synopsis:
"That actor and that idol are gonna get married, huh?" I've gotten tired of saying that every time it happens since long ago, so I've stopped saying it lately.
Haruno Mei, a girl who is able to see who is in love with who, begins her new school life…