DuShon Monique Brown

As racial tensions simmer inside the prison and Veronica digs into Lincoln's case, Michael tries to get a drug that will help him test positive for diabetes, and to secure a large bolt he can use in his escape plan.

Severide sticks his neck out to help a drug addict and Jones questions her career choice as her dad's meddling takes its toll.

Kellerman and Hale blackmail Warden Pope, Michael finds out he might get out earlier than anticipated, and Veronica becomes uncertain of her allies.

Firehouse 51 responds to a dangerous structure fire that leaves one of their own in jeopardy. Borelli confronts Boden about his brother's death.

Detective Lindsay calls in suspects in the disappearance of Katie's kidnapper, Jones struggles to fit in, and Herrmann celebrates his 20th wedding anniversary.

Dawson is rattled by a suicide note she receives in the mail. Is it too late to intervene? Meanwhile, Casey contemplates a life-changing purchase.