自世界各地出现连接异次元与现实世界的通路「传送门」，已过了十多年。觉醒了特殊能力，被称为「猎人」的人们，与存在于传送门里地下城内的魔兽不断厮杀。猎人的能力在觉醒后就不再有成长空间，其等级也不会再有变化。然而，被称作是人类最弱兵器的程肖宇，在一次双重地下城的突击任务中得到了只有自己能够「升级」的能力，得以在战斗中不断变强。顺利通过转职任务，得到能操纵暗影士兵的职业「暗影君主」的肖宇，为了取得或许能医治母亲病情的道具「生命神水」的素材，而投身于新的战斗之中。
The mayhem and madness continue in season three of this biting and uproarious adult animated comedy series. Wrapping up their “Eat. Bang! Kill. Tour,” Harley Quinn (Kaley Cuoco) and Poison Ivy (Lake Bell) return to Gotham as the new power couple of DC villainy. Along with their ragtag crew – King Shark (Ron Funches), Clayface (Alan Tudyk), Frank the Plant (JB Smoove) - "Harlivy" strives to become the best version of themselves while also working towards Ivy’s long desired plan of transforming Gotham into an Eden paradise.
