Guest and Jung Hajin first met in middle school when they were assigned to sit next to each other.

When Guest kept invading his space, Jung Hajin pushed his desk away. From that point on, the two became constant bickerers.

Even now, they spend their days teasing and arguing, but in reality, they are the closest of friends.

Will the relationship between these two, who growl at each other every time they meet, be able to evolve?