With the gunman still at large and the residents of Riverdale on edge, Betty leads the charge to save Pop's after learning that the diner may be forced to close its doors forever. Meanwhile, the gang becomes increasingly concerned for Archie's well being after noticing a string of unusual behavior from him. Elsewhere, Betty and Veronica approach Cheryl and Josie for their help saving Pop's, while Jughead's attempt to find FP a new lawyer may have some serious repercussions. Finally, when a past betrayal unexpectedly comes to light, Veronica finds herself at a crossroads with Hiram and Hermione.

Riverdale 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. Meanwhile, Jughead and Archie’s friendship gets tested after Penny Peabody unexpectedly calls in a favor that Jughead owes her. Elsewhere, Betty and Veronica team up to investigate someone who Betty thinks could be the Black Hood killer. Finally, things take an unexpected turn for Josie when a secret admirer takes things one step too far.

When Jughead learns that FP is getting released from prison, he and Betty organize a welcome home party with the Serpents to ease him back into his former life. Meanwhile, Archie and Veronica reach a crossroad in their relationship, but are forced to push their issues aside after Jughead and Betty ask them to take over the Black Hood investigation.

After snooping around for Christmas gifts, Veronica uncovers a major secret Hiram has been keeping from her. Fallout from Jughead’s encounter with Penny Peabody creates tension between him and FP. Meanwhile, a defiant Cheryl takes matters into her own hands after Penelope tells her they cannot afford Christmas this year. Finally, Betty and Archie’s vow to take down the Black Hood once and for all leads to a dangerous showdown.

As preparations for her confirmation ceremony get underway, Veronica becomes concerned that Archie, who’s agreed to be Hiram’s "intern," may be learning too much about her family’s secret business dealings. Jughead and FP lead the charge after an incident at Pickens Park leads to increased tensions among the Serpents. Meanwhile, Chic helps Betty deal with her inner darkness, while Archie finds himself in over his head after a high-stakes poker game with Hiram’s shady inner-circle goes awry.

When an incident at the Sheriff’s station triggers an all-out war between the North and the Southside, Archie and Jughead find themselves in the fight of their lives. Meanwhile Veronica makes a devastating discovery about Hiram, just as someone from his past arrives in Riverdale looking for revenge. Finally, Betty comes face to face with the Black Hood.

With Fred trailing in the polls, Archie steps in to lend a hand in his dad’s mayoral campaign. Veronica stays one step ahead after uncovering Hiram’s latest scheme. Elsewhere, Cheryl finalizes her emancipation from her mother, while FP makes a surprising announcement to Jughead and the Serpents. Finally, Betty confronts her darkest demons.

As the jury begins deliberations in his murder trial, Archie makes a surprising request about how he wants to spend his final days of summer. Betty is forced to deal with her problems head-on after a heated confrontation with Alice and Polly brings up some dark secrets she’s kept hidden. Veronica pleads with Hiram to step in and help Archie before a verdict is announced. Finally, Jughead leads the Serpents against the Ghoulies latest attack.

When a series of suspicious roadblocks threaten to delay the opening of the speakeasy, Veronica enlists the help of Cheryl, Toni, Reggie, Kevin and Josie to ensure opening night goes off without a hitch. Elsewhere, Betty and Jughead follow different leads to learn more about the strange incidents going on in the town. Finally, some unwanted attention forces Archie to make a difficult decision about his future.

On the road and running out of places to stay, Jughead and Archie head to Toledo to visit Jughead’s mother Gladys and sister Jellybean. Back in Riverdale, Betty inches closer to uncovering the truth about Griffins & Gargoyles, while Veronica and Cheryl take on Hiram, Hermoine and Penelope after more students fall victim to seizures.

When Jellybean goes missing, Jughead, Gladys and FP follow a series of cryptic clues to get her home. Elsewhere, Archie faces the fallout from his latest boxing match, while Betty makes a major discovery about Evelyn’s past. Finally, Josie makes a big decision about her future.