Fan Casting Riverdale: The Next Generation - What if the comet didn’t hit?

Before being warped into the 1950s, the standoff between Percival and the gang had come to an end but with a curse, he made the comet come towards the town to get rid of everyone. We find out in season 7 that Tabitha moved them to a different time period as the comet overpowered Cheryl. But what if Cheryl managed to stop the comet? A new generation of characters come into the spotlight and still don’t know the dark history of the town. What will they discover about their parents past? And will history repeat itself…?