After being transported to another world with all of his classmates, Yoshitsune was ordered to conquer the dungeon as a hero. While his peers were all reeled in and tamed by the offer of unlimited sex with the castle maids, Yoshitsune, a low-rank hero, devoted his cheat skills to getting more and more maid wives...

クラスメイト全員と共に異世界召喚された義経は、勇者としてダンジョン攻略を命じられることに。メイドさんとエッチし放題というご褒美に釣られ同級生たちが次々と骨抜きにされる中、下級勇者に任命された義経はチートスキルで嫁メイドを増やすことに専念していき…？