Riverdale's series finale, titled "Chapter One Hundred Thirty-Seven: Goodbye Riverdale," offers a poignant look into the characters' futures as it leaps 67 years ahead. The episode opens with an elderly Betty Cooper learning about Jughead Jones' passing. Eager to revisit the past, Betty is granted the chance by Jughead to go back to a significant day from their senior year. As she walks through a door, she is transported back in time, giving fans a glimpse of the characters' futures:- Archie (K.J. Apa): Archie plans to move out west to work on a construction team.- Fangs Fogarty (Drew Ray Tanner): Fangs embarks on a music tour, but tragically dies in a bus accident. His songs provided for his love Midge and their daughter.- Kevin Keller (Casey Cott) and Clay Walker (Karl Walcott): Kevin and Clay lead vibrant lives in Harlem, with Kevin establishing an off-Broadway theatre company and Clay becoming a professor at Columbia University. They pass away at 82 and in the weeks following, respectively.- Veronica Lodge (Camila Mendes): Veronica moves to California, where she manages a major Hollywood film studio.- Cheryl Blossom (Madelaine Petsch) and Toni Topaz (Vanessa Morgan): The couple moves out west, living as artists and activists. They have a son named Dale.- Reggie Mantle (Charles Melton): Reggie plays basketball for Kansas State, is drafted by the Los Angeles Lakers, and later becomes a coach at Riverdale High. He marries and has two sons.- Julian Blossom (Nicholas Barasch): Julian serves and dies in Vietnam at 28.- Nana Rose (Barbara Wallace): Nana Rose is reincarnated multiple times.- Frank Andrews (Ryan Robbins) and Tom Keller (Martin Cummins): They are murdered by a person named Chic, referred to as a "hustler."The episode also reveals that Betty, Archie, Jughead, and Veronica were in a "quad" relationship for a year during their senior year, with various combinations of them spending nights together. Betty and Jughead, however, remain close friends throughout their lives, with Betty running She Says Magazine and Jughead launching Jughead Madhouse Magazine. Betty adopts a daughter named Carla.The finale concludes with Betty returning to the present day, having taken a trip down memory lane. She is reunited with her friends in the iconic diner Pop's, and the episode ends on a heartwarming note as Jughead bids farewell to the viewers and invites them to always consider Riverdale their home.This conclusion offers fans closure and a glimpse into the characters' fulfilling lives as they navigate the passage of time.