Season 1 poster

Season 1

(2022)

Overview

A playful rivalry turns into something more when a cocky senior dares his classmate to win the school’s top celebrity’s heart in just 21 days.

Episodes

Episode 1 poster

Episode 1 10.0

August 7, 2022

Q meets X and is challenged to beat him in 21 days—sparking rivalry and unexpected bonds.

Episode 2 poster

Episode 2 10.0

August 14, 2022

After X’s injury, Q tends to him closely, giving them a chance to see each other differently.

Episode 3 poster

Episode 3 10.0

August 21, 2022

As their days together grow, Q’s feelings shift, and mutual understanding slowly deepens.

Episode 4 poster

Episode 4 10.0

August 28, 2022

At a turning point, Q and X must face whether the “21-day theory” will define their future.