Karen M. McManus. The Collection. 4-book boxset

A boxset of four titles from the internationally bestselling author of One of Us is Lying.
Secrets. Lies. Murder. The Karen M. McManus boxset has it all:
One of Us is Lying
Five students go to detention. Only four leave alive.
One of Us is Next
Truth or dare turns deadly. Who would you believe?
Two Can Keep a Secret
Two dead homecoming queens. Who's next?
The Cousins
Secrets. Lies. Inheritance. Family first always. Right?