What does it take to be a detective in one of America's toughest cities? Follow one homicide unit as Detroit's finest unearth the crisis and revelation, heartbreak and heroism of these inner city cops in Detroit, Michigan.

Michael Imperiolias Det. Louis Fitch
Jon Michael Hillas Det. Damon Washington
James McDanielas Sgt. Jesse Longford
Shaun Majumderas Det. Aman Mahajan
Natalie Martinezas Det. Ariana Sanchez
D.J. Cotronaas Det. John Stone
Erin Cummingsas Dr. Abbey Ward
Megan Doddsas Agt. Jess Harkins
Aisha Hindsas Lt. Maureen Mason
Lesley Feraas Dr. Maya Ehrlich
David Zabel
Nikki Toscano
Rob Hanning