Mai, a Santa in training, appears in front of an unlucky boy named Santa on Christmas Eve, promising him that she will make him happy for one night.

In Tokyo, a weak, unassertive boy named Sena Kobayakawa enters the high school of his choice, Deimon Private Senior High School. Sena’s ...

In Star century Zero-One-Sixty-Five, the Global Union was born. The G.O.T.T. was simultaneously formed to settle disputes amongst the member ...