Chicago Fire “Viral” Images

Chicago Fire’s “Viral” airs February 20th, and will see Cruz putting, not just putting his own life, but those of his fellow firefighters at risk when his torment over previous actions reaches dangerous new heights.

Meanwhile Severide (Taylor Kinney) will reach out again to an important person from his past as a favor to Lieutenant Whaley (guest star Shane McRae), and Casey (Jesse Spencer) and his sister Christie (guest star Nicole Forester) will attempt to solve their ongoing issues with their mother (guest star Kathleen Quinlan) – and with each other.

First look images from the episode were released today from NBC.

Check them out below.

“Viral” airs Wednesday February 20th (10-11 p.m. ET) on NBC.