Un cambio de juego revela que la investigación de Betty y Jughead sobre el autor da un giro después de recibir una llamada de Bret (Sean Depner). Mientras tanto, Archie se ve obligado a tomar una decisión imposible cuando el responsable de la muerte de su padre necesita su ayuda.

Con el día de la graduación a la vuelta de la esquina, los chicos consideran sus próximos pasos más allá de la escuela. Archie se entera que si podrá graduarse con sus compañeros. FP toma una difícil decisión sobre su futuro y el de Jellybean.

Después de pasar 7 años lejos de Riverdale, Archie regresa y descubre que todo está a cargo de Hiram y que está a punto de convertirse en un pueblo fantasma. Cuando Toni explica todo lo sucedido, invita a toda la pandilla a regresar.

Toni, Alice, Archie y Kevin luchan por mantener las puertas del colegio de Riverdale abiertas después de saber que su presupuesto ha sido recortado por Hiram Lodge. Verónica se pone creativa cuando descubre que Chad está haciendo que la sigan. Jughead comienza un nuevo trabajo después de que los cobradores de deudas aparezcan en Riverdale.

Archie, Betty, Veronica y Jughead se preparan para su primer día como los maestros más nuevos de Riverdale High. Veronica presenta a su esposo Chad al grupo después de que aparece inesperadamente en Riverdale. Después de darse cuenta de que se han quedado sin fondos, Archie y Toni recurren a Cheryl para que los ayude a reiniciar los equipos de fútbol y porristas. Finalmente, Betty, Kevin y Alice siguen una pista después de enterarse de que Polly puede estar en problemas.

Following in his Grandpa Artie's footsteps, Archie begins to recruit Riverdale's new volunteer fire department. Toni's attempt to lure Cheryl out of Thornhill and back into daily life in Riverdale leads to more tension between the two. Elsewhere, Betty, Alice and Kevin's latest investigation leads them into conflict with Hiram. Finally, as Veronica comes up with a risky plan to support Riverdale's local businesses, Jughead and Tabitha begin to unravel an old mystery surrounding some strange sightings in the town.

A big announcement forces everyone to take stock of their current lives. Cheryl sets a risky plan in motion after learning some surprising news about Toni. Jughead tries to make sense of a strange encounter he had. Kevin and Fangs make a big decision about their future together.

After the Bulldogs lose several football games, Archie and Veronica come up with a plan to boost school spirit. Jughead turns his attention to a student who he thinks might need his help. Betty seeks guidance from Cheryl after being faced with a difficult decision to make. Finally, Kevin is forced to face a dark moment from his past.

While preparing for the school's Parent-Teacher night, Archie is caught off guard when his former Army General shows up in Riverdale with some unexpected news. Cheryl pushes back after hearing that Hiram and Reggie have expressed interest in taking over the Blossom maple groves. Jughead's unconventional way to get through a case of writer's block causes Tabitha to be concerned for his safety. Finally, Betty and Alice receive some unexpected visitors.

In the aftermath of the prison break at Hiram's jail, Archie leads the charge to round up the remaining convicts on the loose. Tabitha reaches out for Betty's help when she realizes Jughead is missing. When Penelope re-enters the fold, Cheryl becomes suspicious of her true intentions.

Hiram shares with Reggie his origin story and how he went from a young Jaime Luna to the powerful kingpin of Riverdale. Elsewhere, Reggie reflects on his relationship with his father.

While helping Eric deal with his PTSD, Archie is forced to confront his own past trauma in the Army. To find the Lonely Highway killer, Betty and Tabitha come up with a way to lure truckers to Pop's. Cheryl extends an invitation to Kevin and Veronica gives Reggie a shot to prove her wrong.

Cheryl enlists the help of Archie, Kevin, Fangs and Reggie after she learns there is palladium underneath her maple groves. Meanwhile, Betty and Alice confront a trucker who may have been involved in Polly's disappearance. Elsewhere, Jughead and Archie each confront events from their past.

After going MIA during the middle of her world tour, mega-star Josie McCoy returns to Riverdale unexpectedly. But it's not until she reunites with her former bandmates Valerie and Melody, that she opens up about the real reason why she's back. Elsewhere, Veronica gets creative after a surprise visit from her old friend Alexandra Cabot. Finally, Toni steps in to help Tabitha and Veronica land a deal.

After hearing some unexpected news about his former commanding officer, Archie opens up to Uncle Frank about his time in the Army. Veronica comes up with a clever way to raise funds after Chad calls the SEC on her. Finally, Cheryl and Kevin attempt to take control of the ministry, and Jughead goes on an apology tour.

After learning that a friend has gone missing, Tabitha enlists help from Jughead and Betty to investigate the disappearance. Penelope plants doubt in Kevin's mind, which leads him to confront Cheryl about the ministry. Finally, an explosion at the mines leaves several lives hanging in the balance.

Refusing to accept what's going on around her, Alice creates an imaginary musical fantasy world in which the Coopers are one big happy family again. But as her mother continues to spiral, Betty does her best to pull her back to reality.

As the gang pick up the pieces after a rough year back in Riverdale, an incident at Pop's forces them to make a difficult decision about the future of the town.