Get ready for the crossover event.

Aug. 24, NBC broadcast a three-hour historic event. Law & Order crossover event on Sept. 22 that will see characters from across the franchise working together on a case. The evening will start with Law & Order: Organized CrimeThis will allow you to Law & Order: Special Victims Unit, before coming to an end with Law & Order

Crossovers will be Mariska Hargitay‘s Capt. Olivia Benson, Christopher Meloni‘s Det. Elliot Stabler, Jeffrey Donovan‘s Det. Frank Cosgrove Mehcad Brooks‘ Det. Jalen Shaw, Sam Waterston‘s Jack McCoy and Hugh Dancy‘s ADA Nolan Price team up to figure out what happened after a mysterious young girl who is shot in cold blood. 

After Shaw and Cosgrove realize they have more to their case than a simple homicide case, Benson and Stabler were called in to help. “After discovering key evidence Jack McCoy and ADA Nolan Price, (Dancy), seek justice against an international criminal ring,” continues the teaser. “But complications threaten to change the outcome of their case.”