Chicago police detective Gina Simonetti is keeping a secret from the department: she has multiple sclerosis. But Gina's secret is threatened when a colleague calls her in to help trace a suspect: Johnny Marble has added to his rap sheet with an assault charge --- this time against his mother. When Gina pays a visit to the mom in the hospital and winds up running into --- and after --- Marble, she finds herself in a physical confrontation she can’t possibly win. He gets away, and Gina is faced with an impossible situation. She has to find him, but knows doing so means turning in the one person who knows the true story of what happened. After all, now that he's seen her fight, Johnny Marble can reveal her deepest secret to the police department.

When Officer Pete Murphy’s 11-year-old son, Joel, and police dog Butchie follow Joel’s older sister, McKenna, to a neighborhood bully’s party, illegal activity kicks the dog's police training into overdrive. Soon the duo are on the run, navigating the streets of Chicago as they try to stay one step ahead of the bad guys --- bad guys who may have a very personal interest in getting some payback on Pete.