When the "Heart Eyes Killer" begins terrorizing Seattle, a pair of co-workers working late on Valentine's Day find themselves in the wrong place at the wrong time. Mistaken for a couple by the elusive killer, they become his next targets. As the most romantic night of the year turns into a deadly game of cat-and-mouse, they must rely on each other to escape the killer’s clutches. With danger lurking around every corner, they navigate the dark streets of Seattle, racing against time and desperately trying to survive the night—and maybe even discover something unexpected about each other along the way.