Aka M.A.R is basicly a popular anime about a boy named Kosi Ginta who is a junior high school student that wants to live in a world where his fantasy is a reality, One day, a mysterious door appears in his classroom. This door leads to another world, “Mar Heaven”, the place he longed to be in. It has everything he dreamed a fairy tale world would have, such as witches and werewolves. There, he finds an item called ÄRM. It’s a special device that was created by magic and gives its user a special ability.
Marchen Awakens Romance airs on toonami jetstream. look it up, "that's awsome".