Kobamanai Otoko

Overview

Kurose Nozomi is a hot-headed detective whose specialty is infidelity cases. He’s working a case at the Skyward Hotel, whose famous concierge Shiraishi Ritsu is known as “a man who never says no.” So when Kurose observes his investigation subject Diet Member Nakata interacting with Shiraishi, he starts to get suspicious. Surely the concierge wouldn’t go that far!? Note: Includes one extra chapter.

Source: AniList