A girl who lives secluded in a house in the woods with the only company of her father and a wolfhound finds among the trees a mysterious cubic device with the ability to change the past..

远离城市喧嚣的密林深处，伫立着一栋奢华而低调的别墅。别墅内住着一对父女，女儿爱丽丝（Lowena McDonell 饰）因意外失去整条右臂，而今她刚刚装上父亲亚当（Julian Nicholson 饰）为她定制的智能机械手臂，正尽最大努力适应自己的新肢…