Riverdale reels from the tragic death of Jason Blossom, a high school student; new student Veronica Lodge arrives in town; Cheryl Blossom stirs up trouble among the others while keeping a few secrets of her own.

As details of Jason's death emerge, Archie pleads with Miss Grundy to come forward with what they heard at Sweetwater River; Betty tries to patch up her relationship with Archie; Jughead stumbles upon a secret.

Cheryl is under a cloud of suspicion when new information about Jason's death is revealed; Archie makes a decision that strains his relationship with Miss Grundy; Betty decides to revive the school newspaper.

Jughead fights to keep the local drive-in open after hearing an anonymous buyer's plans to tear it down; Betty finds startling information about Miss Grundy's past; Veronica confronts her mother; Alice finds an opportunity to destroy Archie's image.

The Blossom family's preparations for Jason's funeral include a secret agenda; an opportunity to work with a music mentor derails Archie's attempt to refocus on football; Veronica befriends Cheryl; Hermoine seeks Fred's help.

Valerie and Josie have a major fallout; Betty and Jughead's probe into Jason's death bring them to a home for troubled youth; an unexpected betrayal sends Veronica spiraling; Josie's overbearing father appears; Hermoine and Fred grow closer.