Kim Jeong-ha

After the sudden death of his older brother, who loved jazz, Han Tae-yi loses his passion for music and wanders for a long time. Yoon Se-hun, a transfer student, appears and gets on Tae-yi's nerves by playing jazz songs his brother liked in the school practice room. Although Se-hun is a classical music major, he secretly admires jazz. Se-hun and Tae-yi often argue over using the practice room, where they learn more about each other, and the relationship gets more complicated...

The mysterious disappearance of a girl brings together seven people from all different walks of life. They all have an intertwined connection to her disappearance in the most horrific, unfathomable, and despicable way. As money drives them to their greed, lies, and delirium, they face divine retribution as they struggle for their lives in a picturesque revenge. How far will they go to claim their innocence, and will anyone make it out alive?

A flustered teacher scrambles to hide his fanboy side when his idol films at school—but being cast as his co-mentor makes secrets hard to keep.

After his jazz prodigy brother's death, Tae-yi loses interest in life. Se-heon, a passionate new student, rekindles memories of his brother through his music. Se-heon suspects a connection. But his return stirs tensions.