More than a year after the brutal deaths of their teacher and classmates, Rhianne Cortes and her friends, Maxwell, Alexander and Louisse, thought that they have finally moved on from their horrifying past. Pero, nagbago ang lahat nang biglang nawala si Rhianne at isa-isang namatay ang mga taong nakapaligid sa kanila. As the group struggles to find Rhianne, stop the killings, and escape death once more, they discover strange things about the person they thought they knew. Is an old killer back to take revenge? Or are they facing a new enemy—an enemy pretending to be a friend?