Aimee Laurence

830PM. As Voight and his team search for the bombers, they realize there might be more bombs set to detonate, Burgess niece fights for her life.

A Dark Day. An explosion at a Chicago hospital rocks the city.

The investigation leads Intelligence to one of Chicago's wealthiest families after a nighttime photographer is murdered over a piece of mysterious footage. Burgess' sister Nicole visits the district and presents an icy attitude toward Ruzek.

When Burgess realizes that her sister, Nicole, never made it home after a night out with friends, the members of the intelligence team make finding Nicole their top priority.

A hate crime tests Laurie's resolve; Kevin turns down an offer of assistance.