探访惊魂

单亲妈妈罗莱塔（凯瑟琳·哈恩 Kathryn Hahn 饰）在19岁那年和英语老师陷入热恋，之后生下两个孩子，然而丈夫最终离她而去。失败的婚姻让罗莱塔的生活一团糟，她也和父母断绝了关系。此去经年，久未谋面的父母联系上罗莱塔，希望能重修旧好，这位妈妈虽然不愿前往，却最终女儿贝卡（奥利维亚·德扬 Olivia DeJonge 饰）和儿子泰勒（艾德·奥克森博尔德 Ed Oxenbould 饰）的意愿，让孩子们独自乘车去另一个城市看望外公（皮特·麦克罗比 Peter McRobbie 饰）和外婆（狄安娜·杜纳甘 Deanna Dunagan 饰）。贝卡随身携带摄像机，希望能为妈妈记录下点点滴滴。 　　谁曾想，两个孩子竟记录下了阳光下的黑暗……Two children are sent to their grandparents house to spend a week with their grandparents while their single mom goes on a relaxing vacation with her boyfriend. One of the kids, Becca, decides to film a documentary about her grandparents in order to help her mom reconnect with her parents and also find out some things about her parents as well. While filming the documentary, however, Becca and her little brother, Tyler, discover a dark secret about their grandparents.