This is the 6th mission from storyline : S.A. Noire

Afer a few days, the money that has been stolen from "Armed and Dangerous" (http://dyom.gtagames.nl/?act=show&id=14135) found at Tee Pee Motel in Las Barrancas inside a money truck. John and Luis headed to the motel and found out that the motel is heavily guarded with armed traitors and an attack helicopter. But the duo take over the attack helicopter, attack the motel with the help of sheriff department, and take over the money truck...

There is a surprise in this mission. Wanna know ? Play this mission