A social media influencer brings her friends to an Airbnb lake house to party. When an appetite stimulant is mistakenly dumped into the lake and the guests go for a dip, they emerge ravenous and insatiable.

With all of his friends headed to a party on the last night of 1999, Austin takes an extra shift at the Quality Mart gas station and is forced to look down the barrel of what it means to graduate high school and face a future stuc...