Blair, Serena, Dan, Jenny. Some others, multi-pairing.
Based on Cruel Intentions. R. 20k words.
W: nothing you don't see in the movie, but just in case: underage sex, consent shadiness, general terrible humans.
Summary: Incestuous stepsisters Blair and Serena set out to seduce poor, innocent Dan Humphrey.
( sex is meaningful like art and you don't rush art )