On his birthday, So Mun's struck by a strange burst of light that leaves puzzling changes to his body. He finds answers inside the local noodle shop.

The Counters give Mun an extraordinary surprise. While contemplating whether he wants to join them, he's given a taste of the action.

While the Counters attempt to keep the truth behind his painful past from Mun, he discovers a mysterious memory card among his parents' belongings.

The final face-off against Myeong-hwi tests Mun and the other Counters' limits. In Yung, long-awaited reunions take place.

Ha-na decides to follow through with a devastating decision. Meanwhile, Chu Mae-ok lends a helping hand to a troublemaking young man.

The Counters go neck to neck with Pil-gwang's gang. So Mun is trapped in a life-threatening predicament, and his teammates struggle to find a solution.