The long-awaited class trip is finally here! Yushi was a little nervous to be bunking with a group of guys he's barely spoken to, but thankfully they hit it off right away! Ski lessons, good food, snowball and pillow fights—the students cut loose and enjoy one last breather before the busy exam season begins. But amid all the fun, a series of unfortunate events befalls Chiaki-sensei... Without the apartment residents to turn to, Yushi's quick-thinking and go-getter attitude shine!