Whenever a high-level "D-Hazard" demon threatens the city, Shu calls upon Kisara's true power. But the price of her strength is a dangerously sweet kiss that consumes Shu's most precious commodity: .
Then there is , the pink-haired high school girl who lives with Shu and takes care of his every household need with a "yandere" level of devotion. But Kisara is no ordinary girl; she is a powerful demon bound to Shu by a dangerous contract. Engage Kiss (Dub)
In the artificial floating metropolis of , life is a gamble. For Shu Ogata , a young man running a tiny, struggling demon-extermination company, that gamble usually involves deciding whether to pay his electricity bill or buy a single decent meal. Whenever a high-level "D-Hazard" demon threatens the city,
His life is a messy web of past and present relationships. There is , his ex-girlfriend and daughter of the CEO of the elite demon-hunting company he once worked for. Despite their breakup, Ayano still finds herself cleaning up after Shu—both on the battlefield and in his empty wallet. But Kisara is no ordinary girl; she is