The Federation and Neo-Zeon collaborate to capture a rogue suit.

From Wikipedia: Active Raid takes place in the near future with advanced technology, particularly a system known as ACTIVE (Armored Combined Tactical Intelligence Vanguard Elements). Due to the abundance of serious crime around the world, police forces begin to use ACTIVE technology along with powered armor mobile suits known as Will Wears. The series focuses on one such police unit in Japan known as Unit 8.