The episode centers around the Chanels' effort to contact the deceased Chanel #2 (Ariana Grande) using a Ouija board to dig information about the killer, and Dean Munsch (Jamie Lee Curtis) dealing with facing her ex-husband (Philip Casnoff) and his young mistress (Tavi Gevinson).
Meanwhile, Gigi advises Grace and Pete to investigate Feather McCarthy, a former Wallace University student who had a feud with Dean Cathy Munsch.
Many fans and viewers express disappointment regarding her death in the Series Premiere, and in response, Ryan Murphy tweeted about her return in later episodes.
[1][2] On August 4, 2015, it was announced that Tavi Gevinson would be joining the cast as Feather, the mistress of Jamie Lee Curtis's character's ex-husband.
[4] Returning recurring characters in this episode are Breezy Eslin as Jennifer "Candle Vlogger", Jim Clock as Detective Chisolm, Elise Fyke as Nurse Fine, and Judy Durning as a Painter in the asylum.
She said that ""Beware of Young Girls" felt too much like a filler episode that was trying to buy more time until Scream Queens needs to resolve the whodunnit mystery.