Seigi!!

In a distant future, Natsuzawa Natsu and Morizaki Yuki are two reckless and unlucky police girls who get into a mess everyday. Their department was about to add mecha soldiers into the force, but everything goes wrong when these robots start going berserk. Now, they must solve the case while dealing with a shady organization known as the Dark Devils, composed by people with unnatural powers and abilities.