S01E01 The Activation
Nakahito Kagura and a few friends of his decide to investigate an abandoned house. Since Nakahito's family has a history of magic, they decide that Nakahito should go with them to take care of the...
Kurumi (in demon possesion) attacks the academy base, the damage is fatal. In order to stop Kurumi, all the steel angels drain themselves to the point of de-activation to power the ultimate weapon to stop Kurumi's destructive powers.
A boisterous comedy starring the perfectly invincible "Maidroid" Kurumi, a product of science and magic and boy named Nakahito, they manage to get into all sorts of trouble.