Trailer for It Follows shows up behind you...
The film stars Linda Boston, Caitlin Burt, Heather Fairbanks. It Follows is written & directed by David Robert Mitchell.
For 19-year-old Jay, fall should be about school, boys and weekends out at the lake. But after a seemingly innocent sexual encounter, she finds herself plagued by strange visions and the inescapable sense that someone, or something, is following her. Faced with this burden, Jay and her teenage friends must find a way to escape the horrors that seem to be only a few steps behind.