The exploration team consisting of two couples went to the primitive forest scenic area for hunting activities during the holiday, and was informed by the staff of the scenic area that there was a forbidden area in the forest. At this time, Carrie's brother, BigWei had already broken into the forbidden zone of the forest while chasing their prey and was in danger. While searching for David, they reached the edge of the forbidden zone, and their thirst for knowledge and spirit of exploration led them to venture into the forbidden zone,What awaits them is not wolves, tigers, and leopards, but another kind of fear David and Carly's friends have been infected with pathogens and lost their humanity. When Carly is in danger, it is family and love that have caused the loss of humanityThe human brother and boyfriend remained rational, and Carrie desperately escaped, eventually breaking out of the penalty area!