Once Forsaken (A Riley Paige Mystery-Book 7)

When Special Agent Riley Paige finally decides to take a well-needed rest from the FBI, a request for help comes from the most unlikely source: her own daughter. April's best friend is devastated by the death of her sister, a freshman at Georgetown. Worse, she is convinced that the suicide was staged, and that her sister was murdered at the hands of a serial killer.

Riley reluctantly looks into the case, only to discover that two other freshman girls at Georgetown recently killed themselves ...