When the infamous "Sweet Sixteen Killer" returns 35 years after his first murder spree to claim another victim, 17-year-old Jamie accidentally travels back in time to 1987, determined to stop the killer before he can start.

Set in the present, the series offers a bold, subversive take on Archie, Betty, Veronica and their friends, exploring the surreality of small-town life, the darkness and weirdness bubbling beneath Riverdale’s wholesome facade.