视频简介
A f ?ami^ly visiting Gr`andma's farm for=) her /b -_irthda$ y finds he`*r killed, )(;see]min! %gly by an animal. ? A/s .$they !)see #k hel# p, a lab-escaped rapto]:r_= hunts them. T+^:he _+:ir surviva+]\l depends on learning Gra ` nd^[-ma's ties t ]: o @ se[ !cret research.