
A top 5-rated entertainment network, ION’s lineup includes a catalog of proven procedural series and original programming. Anchored by a collection of television’s most-watched dramas, ION’s schedule caters to its loyal binge-watching audience nationwide.

Cruz and Severide suspect foul play when a fire started by an elderly woman turns deadly. Kidd, Foster and Brett create women's-only lounge. Firehouse 51 celebrates some good news.

A member of the Firehouse 51 family remains in peril; Cruz lends a hand to Severide in the ongoing investigation.
From SoFi Center in Palm Beach Gardens, Fla.

Novak explores a new romantic connection; Vasquez deals with the aftermath of his father's recent release.

Herrmann grows uneasy when a local accident attorney inserts himself into a routine call; Firehouse 51 gets a visitor.

Severide must make a tough decision about the future of his career at Firehouse 51; Herrmann deals with the consequences of his temper; Cruz is excited to demonstrate the Slamigan at the Firefighting Expo; Commissioner Grissom returns.

Severide starts off on the wrong foot at his Office of Fire Investigation assignment when, despite orders, he reopens an old case; Herrmann is on a mission to discover what caused an apartment fire; Kidd finds herself burning the candle at both ends.

An unexpected visit throws Casey for a loop; Severide sets out to exonerate a wrongly convicted arsonist; Kidd pays the price for burning the candle at both ends; Cruz goes on a mission to fix one of Otis's old toys.