备受推崇的知名女作家法朗妮卡原本过着成功人士的美好生活,然而一场精心设计的布局,却令她陷入极度可怖的境况……为求保命,她必须与时间竞赛,把握时机,拆解眼前满布谜雾的心寒诡秘。。Marc and Anna decide to change houses with Hans and Olga, a German retired couple they met online, little by little the change of houses becomes a nightmare for Marc and Anna who discover that they have other plans for them.。