Halloween ball. The main event at Hecate Hall School, where teenagers with paranormal abilities study. All rival girls' groups are preparing for it - and each dreams of “killing” their competitors, who are also vying for the attention of the most popular guys. But it’s one thing to make a rival or envious person die of envy, and another thing to attempt REAL murder! The victims are the two most evil girls of Hecate Hall from the clan of the school “beauty queen” Elodie. The suspect is Jenna. Her feud with Elodie is known to everyone, and she has already had problems with the law. No one believes in her innocence except her best friend Sophie, a girl with a colossal magical gift. If she doesn't save her friend, who will? And Sophie begins her own investigation...