The members gather at Jeongseon, Gangwon Province, for the Real Winter Training. While they decide who departs for the training center first, the new member, Na In Woo, arrives at the center. He's supposed to greet the members at the center one by one, but to everyone's surprise, he goes off course and heads somewhere else. Will the members be able to greet In Woo successfully? Stay tuned to find out! (Source: Viu)