The Beating Heart
Season 4, Episode 10
Air date January 5, 2016
Written by Andrea Newman
Directed by Reza Tabrizi
Runtime 42 min
Episode Guide
"Short and Fat"
"The Path of Destruction"

The Beating Heart is the tenth episode of the fourth season and the 79th overall episode of Chicago Fire. It is the first part of a three-part crossover between Med ("Malignant") and PD ("Now I'm God") .


While a member of Firehouse 51 falls victim to a near-fatal stabbing, the other firefighters rescue a woman who attempted to commit suicide.


In this Episode of Chicago Fire, one of their own is the victim of a near-fatal stabbing. This is the first part of a three-part Crossover between Chicago Med ("Malignant") and Chicago PD ("now I'm God).