Serene Siren has gotten married to Spencer Scott, so Serene's stepdaughter Lexi Lore and Spencer's stepdaughter Chloe Temple are now stepsisters. The teens admit to being attracted to the stepmoms. Serene and Spencer are surprised and a bit hesitant at first, but then decide to help the teens explore these feelings. This family is clearly close and protective of each other, so why not get even closer?