Bitch Ass can lack the grounded political context of the genre, merely wearing the clothes of style for an unfulfilling slightness. Even so, even as each member of the quartet is picked off by Bitch Ass, the revenge plot’s appeal lies on more wholesome ground. Amid an absurd twist, partially and intentionally played for laughs, is a story about maternal love and the ways cycles of generational trauma can lead to greater pain.