Luka tries to extricate Pratt from a legal mess while Abby, confronted by a vengeful Ames, tries to reach him. Later, Luka finds himself in a tense confrontation with Ames, and Abby must act to protect her family. Neela and Gates rush and unconscious Meg to the hospital. A blaze destroys Sam's new home, and she has her suspicions about how the fire started.