After a late night of partying, NYU student Matt Pine returns to his dorm room to devastating news: nearly his entire family - his mom, his dad, his little brother and sister - have been found dead from an apparent gas leak while vacationing in Mexico. The local police claim it was an accident, but the FBI and State Department seem far less certain - and they won’t tell Matt why.

For the past five years, Ryan Richardson has relived that terrible night. The car door ripping open. The crushing blow to the head. The hands yanking him from the vehicle. His girlfriend Ali’s piercing scream as she is taken. With no trace of Ali or the car, a cloud of suspicion hangs over Ryan. But with no proof and a good lawyer, he’s never charged, though that doesn’t matter to the podcasters and internet trolls. Now, Ryan has changed his last name, and entered law school. He's put his past behind him. Until, on a summer trip abroad to Italy, Ryan gets a call from his father.

In the glow of their children’s exciting first year of college at a small private school in Northern California, five families plan on a night of dinner and cocktails for the opening festivities of Parents Weekend. As the parents stay out way past their bedtimes, their kids—five residents of Campisi Hall—never show up at dinner.

From Alex Finlay, the author of Every Last Fear and The Night Shift, comes an action-packed new thriller What Have We Done, about the lives we leave behind and the secrets we carry with us forever.

Nic wants nothing more than to move on—from her sister’s disappearance and the state it’s left her in. But then one day, Jules’s sister, Jenna Connor, walks into her life and offers Nic something she hasn’t felt in a long time: hope. What follows is a gripping tale of two sisters who will do anything to find their missing halves, even if it means destroying everything they’ve ever known.