Iimon Warumon

Narasaki Naoto was born into a family of thieves. After committing a marriage scam, he is arrested and taken to the upscale apartment of elite detective, Oogaki Kaoru. "I became a detective in order to distort that pretty face of yours." As the good-looking Kaoru with a stalker tendency calmly says that, Naoto slowly warms up to him as their peculiar living arrangement starts. A love story of captivity between a forceful detective x con artist. Source: My Anime List