In Hagerstown, Maryland, college students swipe through their days on Cherish, a popular dating app. Grace Stuart (Florence Pugh), a bright and lively young woman, connects with the charming Skully. Their connection feels real, and they arrange a date. However, Grace is no longer seen after their date, and her disappearance sends chills through the college community.
Marni Philips (Kaitlyn Dever), Grace's best friend and fellow Cherish user, is consumed by grief and suspicion. With the help of her tech-savvy friend Tonya Coleman (Amandla Stenberg), Marni starts investigating Skully's online identity. They uncover a trail of missing women, all with connections to Skully on Cherish.
