Shikkan ~Hazukashimerareta Karada, Oreta Kokoro~

On a solitary island, somewhere in the distant seas, there laid a certain hospital. Upon embarking on a ship towards the island, and arriving at the facilities, the protagonist received a request from his brother, the hospital’s director, to investigate the spy the who had snuck in.

Taking on the guise of a doctor, he will interrogate the various suspects through any and all kinds of methods.
However, in the midst of the swamp where anticipation and expectations intertwine, the evil that remained dormant within the darkness reared its ugly head.

From j-addicts.