A popular and wealthy student at Duquette University, Heather is the informal leader of the friend group, the East House Seven, whose mysterious murder drives much of the novel's plot.

Jessica's college boyfriend and president of Phi Delt, Mint is a charismatic and socially prominent figure at Duquette, heir to a real estate empire.

Known as the Duquette “bad boy,” Coop is a motorcycle-riding, green-eyed character with a deep, long-standing affection for Jessica.

The brother of Heather Shelby, Eric is dedicated to uncovering the truth about her murder and works at the university to piece together what happened.

A member of the East House Seven, Caro is often seen as a kind and caring character who feels peripheral in her friend group.

Part of the East House Seven, Frankie is initially perceived as a stereotypical jock but later reveals deeper layers to his character.

Another member of the East House Seven, Jack is characterized as a good-natured individual and has been Heather's boyfriend since freshman year.

Courtney, a beautiful and popular student at Duquette, stands as an antagonist to Jessica within the social dynamics of their friend group.