Prelude, a cute demon that was once the Great Demon, broke his seal to get revenge on the Warrior. But the Warrior he was searching for is just a lazy 20 year-old girl with amnesia named Freesia. In order to regain his power, he needs to eat the girl, and he must do so by being her housekeeper
I love this story so much, I wish that they stay happy now and in the future.