Cha Woo-min

A lovestruck teen plans to win the school heartthrob by going from curly to straight hair — until a new transfer student changes everything.

An expelled boxing champion, who now is a high-school teacher, witnesses intolerable violence and throws her first punch to build justice against it, while putting on a mask.

College freshman Hae Won butts heads with his cold boss at a rooftop restaurant—until unexpected feelings stir, challenging both their walls and hearts.