Robyn Meisinger

In a small town in Massachusetts, four high school girls perform a ritual in an attempt to debunk the lore of Slender Man. When one of the girls goes mysteriously missing, they begin to suspect that she is, in fact, his latest victim.

Keller Dover is facing a parent’s worst nightmare: his young daughter and her friend have gone missing. Heading the investigation, Detective Loki arrests the only suspect – the driver of an RV on which the girls had been playing – but a lack of evidence forces his release. As pressure mounts, Loki’s team pursues multiple leads while a frantic Dover decides he has no choice but to take matters into his own hands.

Still reeling from the tragic death of their mother, a teenage girl and her younger sister find themselves plagued by a sadistic presence in their house and struggle to get their grieving father to pay attention before it’s too late.