Maeng Gong is the short-tempered coach of professional basketball team Big Pandas. He used to be a star basketball player before transitioning to coaching. His team is in crisis after being eliminated from the playoffs for 3 years in a row. He is on the verge of losing his job due to the performance of his team. For the performance of his team, he joins hands with online troll Ko Hwa Jin, who is in the 3rd grade of high school.