A story about the love and friendship that takes place in an era where a man and a woman communicate through radio by chance.

Cha Ra-Ri (Kim So-Hye) hears that her boyfriend Im Gun-Hyeong died and she is devastated by that news. She decides to kill herself, but first she wants to complete a bucket list that she wrote with her boyfriend. Around this time, she happens to meet Kang

A story about three friends who just turned twenty; an age where you can do whatever you want, love whoever you want with opportunities abroad.

Kwon Sang-Gon is a gangster who wants to have a cool life. He becomes a gang boss and expects to reap the rewards of the top position. Kwon Sang-Gon soon realizes his life is a living hell, filled with conspiracies and betrayals.