A promising runner, Do-won, after getting injured in an accident, runs to meet his best friend from childhood, Jin-su. In that brief joyful moment of being reunited with Jin-su who seemed different from their pure past, Do-won got caught up in an unexpected incident. Can we still be able to get out of this situation of falling into the depths, and face the future where we had the same dream?

A boy who can see ghosts moves to a small town, where he befriends a female ghost. The two work together to investigate a masked ghost who is murdering students one by one.

When Man-seob comes back to school after completing military service, he organizes the school's Jokgu team to win Anna's heart.