As a new school year begins, the town still reels from Jason Blossom's tragic death; Archie decides to pursue a career in music; Cheryl Blossom stirs up trouble.
Archie pleads with Ms Grundy to come forward with what they heard; Cheryl deals with the pressure of Jason's death; Jughead stumbles upon Archie's secret.
Archie and his friends pitch in to help Fred, but when one of them is attacked, they come up with a plan that lands them in Southside Serpent territory.
Archie receives an offer from Cheryl; Veronica befriends a classmate that her father's illegal doings has hurt; Alice prepares for revenge on the Blossoms.
Fred decides to finalize his divorce; Archie plans to win Valerie back; Betty plans a surprise birthday party for Jughead, until Cheryl spirals things out of control.
Cheryl and Polly decide to attend the Homecoming in Jason's honor, until a revelation waylays their plans; Alice turns to Archie and Veronica for help.
Jughead finds himself in an unexpected situation; The truth about Blossoms' family business is revealed, leaving Cheryl to take matters into her own hands.
With the gunman still at large, Betty leads the charge to save Pop's from closing; Jughead's attempt to find FP a new lawyer may have some serious repercussions.
Betty finds herself at the center of a deepening mystery; Tensions between the North and Southside comes to a head and leads to an unexpected showdown.
Betty turns to Archie for help after receiving an ultimatum; Veronica's old friend comes to town, but his plans for a wild night takes an unexpected turn.
A charge led by Mayor McCoy threatens to further escalate tensions with the Southside; Betty is thrust into a burgeoning mystery surrounding the Sugarman.
The town remains on edge after a chilling letter from the Black Hood challenges the town's residents to remain sinless for 48 hours, or he'll strike again.
When Jughead learns that F.P. is getting released from prison, he and Betty organize a welcome home party; Archie and Veronica push their relationship issues aside to focus on the Black Hood investigation.