Invaders of the Rokujouma!? Volume 7

With the end of the year approaching, things are getting busy around Corona House. Even though it's winter vacation, there's a new play to get ready for, Koutarou has picked up a new part-time job that no one seems to know anything about, and Ruth has decided to take up martial arts training. Come January, preparations for "e;The Silver Princess and the Blue Knight, Part 2"e; kick into high gear, but when an old rival reappears dead set on revenge, Koutarou may be in for the trip of a lifetime.