After a necromancer takes over the magical world of Idhun, two adolescent earthlings help fight an assassin sent to kill all Idhunese refugees on Earth.
There won't be a season 3, the show has been canceled.
Wielding a light-up sword through the dark corners of a high school, a nurse with an unusual gift protects students from monsters only she can see.
A mysterious switch appeared one day. Upon pressing it, they were sent to a different alternative world!! There are also characters from other alternative worlds gathered together...!?