16-year-old juvenile offender Ji-gu reunites with his young mom who he thought was dead, and the two try to make up for their time lost.
A temporary teacher Yu-jin is ordered by the principal to guide problematic students in extracurricular club activities. His intention is to prevent them from committing accidents at the outside after school. Indeed, can their musical come out to the world?
A writer looking for inspiration finds a perfect muse in a girl. After much work, he makes her his girlfriend. But then he starts to get tired of her.
Dong-chul, a thug who cannot fight but acts like a tough guy, meets Han Se-jin, his new neighbor. Dong-chul is intrigued by her spitfire personality, and the bickering duo realize they may be perfect for each other.
After learning his boss betrayed him, a mob lackey plans to break out of prison and take revenge.
Includes shorts: Girl on the Run, The Theory & Practice of Teenage Dream, Relay, U and Me and Blue Birds on the Desk.