Abby tells the police that Peter's death was an accident. The police take both Abby and Olivia in for questioning. Olivia and Brian stay with Karen. Abby gets out on bail. Paige is having nightmares. Gary finally gets Olivia to admit that she thinks Abby killed Peter. Gary talks to Abby and then Mack. Abby and Olivia talk and realise that they both thought each other had killed Peter. Mack suspects Paige. He asks her to tell him what really happened the day Peter died.
—GusF