Mercenaries with nothing to lose are hired to rescue a bioengineer imprisoned in a cold war bunker. Upon entering the ominous facility, they find themselves in a fight for their lives when they come under attack from an unknown and deadly creature.

Joshua must protect his twin sister, Emma, who possesses supernatural abilities and keep her safe from an unstoppable secret agent hunting them for an experiment in a classified government program.

While on her bachelorette party getaway, Casey, the bride to be, gets a seemingly harmless bite from an unknown insect. After returning home with cold feet, Casey tries to call off her wedding but before she’s able to, she starts exhibiting insect like traits. Between her physical transformation and her wedding anxiety, Casey succumbs to her new instincts and begins creating a hive that not only houses her translucent eggs, but feeds on the flesh of others. As her transformation becomes complete, Casey discovers that everything can change with a single bite.