So Mun experiences a moment of weakness during a crucial battle. Gelly faces a betrayal. The Counters later attempt to put a stop to a fraud scheme.

Cast: Cho Byeong-kyu, Yu Jun-sang, Ahn Suk-hwan, Kim Se-jeong, Yeom Hye-ran, Yoo In-soo, Jin Sun-kyu, Kang Ki-young, Kim Hieora, Kim Hyun Wook, Moon Sook, Kim So-ra