Devidol!

One day while going to high school recuperative classes, Junpei notices a weird rock which he then decides to carry with him; but during classes the rock started talking! "You guys are the heroes of the prophecy! I want you to get rid of the devils of destruction." Suddenly a bright light shined from the rock and when they woke up they weren't at school anymore, they were transported to a world of animation! Afterwards they get challenged by a Sphinx that appeared out of nowhere, if they can't solve the Sphinx puzzles they will not be able to come back to the real world. Can these 5 return to the 3 dimensional world?

Ritsuka Tachibana has always been a good student, so she is completely shocked when she is suddenly summoned by the student council. And that's only the beginning; from there, her life is turned upside down as her mother gets kidnapped and Ritsuka gets drawn into a world of vampires and devils. Both groups are searching for the "Grimoire," a forbidden item allowing its owner to rule the world.

An angel at the top of an angel school has descended to the human world! However, she has already acclimated to the life of the human world so much that she ends up leading a self-indulgent life, skipping school all the time and being absorbed in online games. Gabriel soon forgets about her original goal to make human beings happy and has turned into a lazy and hopeless angel, or a “sloppy angel” in short. Amazingly, she swears to continue to fully enjoy the pleasure of various entertainments of the human world.

Go for Hoi Hoi Hall! This is the passionate but relaxed 10 day story of struggling idols who fight to fill a 100 seat concert hall!