Yes, the "Chicago" franchise includes several interconnected shows that are set in the same universe and have crossover episodes. The primary series are:
1. **Chicago Fire** - This series, which premiered in 2012, follows the firefighters and paramedics of Firehouse 51 in Chicago.
2. **Chicago P.D.** - A spinoff that debuted in 2014, it focuses on the Chicago Police Department's 21st District and the personnel of its Intelligence Unit.
3.