Hindsight (2022)

While on a camping trip, immature Mark spirals into jealousy and paranoia as he witnesses a budding flirtation between girlfriend Nicole and his childhood best friend Conor. On the drive home, Mark's sassy but sincere sister Ashley re-centers him moments before their reality is shattered by unusual circumstances. As they trek closer to civilization, the group realizes the world they return to is vastly different than the one they left days earlier.