premise: Riverdale is an original work.
hypothesis: Riverdale is an American teen drama television series based on the characters by Archie Comics . It was adapted for television by Archie Comics ' chief creative officer Roberto Aguirre-Sacasa and executive produced by Greg Berlanti . The show features an ensemble cast based on the characters of Archie Comics , with KJ Apa in the role of Archie Andrews , Lili Reinhart as Betty Cooper , his next door neighbor who also happens to be crushing on him , Camila Mendes as Veronica Lodge , his new love interest that just strolled into town and Cole Sprouse as Jughead Jones , his ex-best friend and the narrator of the show .