Bishop comes to McCall, Harry and Mel for help when a terrorist from his past uncovers the identity of his adult son, a young man Bishop has kept secret for decades to safeguard him from his intelligence work. Also, Aunt Vi becomes nostalgic about a past romantic relationship when she receives a surprise visitor.

McCall becomes ensnared in a deadly battle between rival rap crews when she is hired by the wife of a famous rapper, Dilemma (Rick Ross), to prove the musician is innocent of murdering a fellow artist.