Norainu no Yoru

Eric, a detective, is suddenly injected with an "erogenous drug" and abandoned in an alley by a serial killer, while investigating a case, helped by a doctor named Lean who was passing by, he ends up at his house. Eric is still in heat and desperately asks Lean to help him and make him cum, "it's not enough ... it's still not enough", the two boys indulge like animals trying to devour each other ... Was this I find a match or something unavoidable? Follow the story of the detective (alpha) and the handsome doctor.