Between the high-octane rescue missions and gripping Firehouse 51 drama, Season 13 of Chicago Fire has been a heated watch.

The crossover starts at 8 p.m. with "Chicago Fire" followed by "Chicago Med" at 9 p.m. and "Chicago P.D." at 10 p.m.

What is the plot of Chicago Fire Season 13 ... Meanwhile, Violet Mikami, Hanako Greensmith, Lizzy Novak, and Jocelyn Hudon start to uncover the mystery surrounding a car crash in a seemingly ...

Jocelyn Hudon as Lyla Novak, Hanako Greensmith as Violet Mikami in Chicago Fire season 13. Peter Gordon/NBC via Getty Images It's certainly a new feel for the series without Boden at its helm.

The three One Chicago shows return tonight with midseason ... Katelynn Shennett as Kylie Estevez, Jocelyn Hudon as Lyla Novak, Dermot Mulroney as Chief Dom Pascal, Michael Bradway as firefighter ...

For 12 seasons, Chicago Fire has had a rotating door of firefighters ... Aside from the announcement about Hudon being a series regular, Eamonn exiting (although, he could still guest star ...