The episode features heavy allusions to Stephen King’s Carrie , specifically the bucket-of-blood prom scene, which was the prank Karen intended to pull on Imogen.
In the wake of Karen's fatal fall, Millwood is in shock, and the five girls—Imogen, Tabby, Faran, Noa, and Mouse—become primary targets of suspicion and school discipline. [S1E3] Chapter Three: Aftermath
The girls gather at Karen’s grave to offer individual eulogies. As they finish, they look back to see "A" watching them from a red van. Key Character Moments The episode features heavy allusions to Stephen King’s
The threat of expulsion is lifted when Kelly Beasley , Karen's twin, comes forward to admit that Karen was actually in the rafters intending to harm Imogen, making the fall an accident. specifically the bucket-of-blood prom scene