chunk: A 17-year-old Manhattan student, Lisa Cohen, shopping on the Upper West Side, interacts with bus driver Gerald Maretti as she runs alongside his moving bus; he allows himself to become distracted, leading to a fatal accident by missing a red light, in which a pedestrian, Monica Patterson, is hit by the bus and subsequently dies in Lisa's arms. Initially, Lisa reports to the police that the driver had a green traffic signal, but later, out of remorse, changes her story. She confronts Maretti, who first pretends to have forgotten the details of the accident, and then reveals to her in anger that he does remember them, but believes he did nothing wrong, causing Lisa to pursue his firing from the company with passion. In collaboration with Monica's best friend, Emily, and cousin, Abigail, Lisa ultimately becomes involved in a wrongful death lawsuit against the Metropolitan Transit Authority, seeking the dismissal of the driver (who is revealed to have caused two previous accidents), as