In Werewolves, a supermoon triggers a viral mutation that transforms humans into werewolves. A year after the initial outbreak, protagonist Wesley Marshall, a former marine and scientist, races against time to protect his family and help test a potential cure—all while battling hordes of savage werewolves in a grim post‑apocalyptic landscape

Från IMDB:
After a worldwide pandemic the previous year of people turning into werewolves after a super-moon event, two scientists try to stop the mutation from happening again as part of a team effort, but the experiment goes wildly awry.