Isekai Bocchi Quest: Onmitsu Skill de Musou Harem mo Omou Mama!...na Hazu

A loner becomes a legend in another world... Hiroto, who has zero presence and zero communication skills, suddenly finds himself transported to another world. The other world is overrun with monsters and full of danger... But Hiroto obtains the cheat skill "clandestine" and aims to become "unrivaled with a harem," something he could never achieve in reality!! ...Can he truly become "unrivaled with a harem" with zero communication skills? (Source: Takeshobo, translated)