Engage Kiss: Season 1

Bayron City -- a Mega-Float type city in the Pacific Ocean, which doesn't belong to any particular nation.

As the mine for Orgonium, a new energy resource, this city is the most noticed in the world right now, and here special cases caused by demons called "D Hazards" has been occurring frequently. \n \nOnly a handful of people know about the existence of D Hazards.

They are handled by PMCs ...