A group of college friends' Thailand adventure turns deadly when they become trapped in submerged caves with a dangerous predator. As oxygen runs low, past conflicts emerge in their desperate fight for survival.
Starring Kathryn Newton, Lana Condor, Nico Hiraga, Gavin Casalegno, Tommi Rose, Tayme Thapthimthong, Sahajak Boonthanakit, Harrison Luna