Synopsis
Engage Kiss takes place in Bayron City, a futuristic metropolis powered by a new energy source but plagued by demon hazards. Shuu Ogata, a young man running a private military company that exterminates demons, struggles financially despite his line of work.
He's partnered with Kisara, a demon who assists him in his work and domestic life, often with a bit too much enthusiasm. Together, they fight against the demon threats endangering the city.
Their partnership and demon extermination come at a cost, hinting at deeper secrets and sacrifices that are not immediately apparent to outsiders. The story revolves around their struggles to keep the city safe while dealing with the personal and professional challenges their unique circumstances create.