Detective Jay Halstead is the newest member of Hank Voight's Intelligence unit. After his best friend and the mother of his 4 year old daughter dies, Jay picks everything up and heads of to a new start. He ends up in Chicago, where his brother lives. When Jay gets a job in CPD, He meets Detective Erin Lindsay, his new partner. What will happen when they get too close. They always say not to sleep with the boss's daughter.