As a zombie virus breaks out, one ragtag group of trapped elevator passengers must pull together for a fighting chance of survival against an infected rider and the clever horde that awaits them outside.
Summering on Cape Cod in 1985, precocious young Lily befriends an enigmatic girl her age named Mesa. Through their shared time biking the quaint land and exploring the depths of their true selves, they unearth powerful feelings for each other.