Police officer Jane Rydert's life goes into a tailspin the day her older sister, Cassidy, shows up at her door after sixteen years of confinement in a psychiatric hospital.。有一个妇女，丈夫生性懦弱，常受人欺辱，儿子年幼，但性格刚强身手非凡。妇女与一无赖私通，想设计陷害丈夫然后携家财逃跑时，儿子英勇追捕。最终，让那无赖自食苦果。。