INVADERS OF ROKUJOUMA COLL ED VOL 07

Yurika comes to everyone with an unusually serious request - she wants them to help her savior and mentor, Nana. Meanwhile, children start going missing in Kisshouharukaze City. All signs point to one cause: Darkness Rainbow is back in town. Yurika has made the bold decision to attack Darkness Rainbow's base in order to prevent all-out war in Folsaria. Koutarou and the girls will have to consolidate all the power they have - and help from some new(?) allies-to get home safely this time! Contains volumes 18-20.