In the opener of a police drama that follows five ambitious first-year officers, Andy McNally (Missy Peregrym) makes a rookie mistake, botching an undercover drug sting, and tries to redeem herself with heroics involving a gunman.
A home invasion at a fashionable address sparks a massive police response and winds up revealing officers' off-duty secrets. After it seems the crisis is over, Traci leaves to handle a personal emergency, and Andy faces the armed perpetrator alone.
A fatal collision involving an elderly man and a cyclist may not be as clear-cut as it appears. Meanwhile, Andy's romance with Luke Callaghan hits a bump in the road when she objects to his handling of a young murder witness who has a bullet lodged in his head.
A heat wave and a serial rapist cause major problems in the city. Meanwhile, Andy faces a vicious predator alone during a citywide blackout and makes a decision that will change her life on and off the job.
Andy and Chris investigate a vicious beating at a nightclub and face a moral dilemma that will affect the whole division. Elsewhere, Luke and Sam get their competitive juices flowing during a retraining exercise.
The tension between Andy and Swarek is exacerbated during a routine prison transport when a prisoner escapes. At the station, an amnesiac John Doe keeps Dov and Gail guessing, while Chris and Traci try to help Barber reconstruct some missing notes from a court case.
Andy and Swarek find evidence implicating Andy's father in a murder during a drunken blackout, then search for proof of his innocence. Chris and Dov's squad car is robbed by a vigilante dressed as a caped crusader.
The rookies face evaluations that will determine whether they keep their badges or not, and Andy thinks about quitting the force after a harrowing experience tied to the suspicious death of an unidentified girl.
Andy and Chris make an arrest and unwittingly compromise a major drug sting. Andy tries to salvage the sting by going undercover with Swarek, but both their lives are endangered. Meanwhile, Dov learns a hard truth about his girlfriend and must choose between the force and his love life.