Story : The members enjoy their time on a snow field, riding a cute, duckling train to glide over the field. Not realizing what's waiting for them at the end, the members wrap up their leisure time. The last training is revealed, and there are staff members waiting in front of each member's house. Just like that, the actual training begins. The clock starts ticking, and members are in a rush to get to the destination in time. Hurry up, guys, or we won't make it!