GTA 5 Helicopter and Submarine Mission - The Merryweather Heist - GTA V

Helicopter and Submarine Mission - The Merryweather Heist - GTA V. This is a video featuring a mission where Michael, Trevor and Franklin go with a helicopter above the sea, where Michael controlling the helicopter releases Trevor's submarine into the water where he needs to get a device. After Trevor gets the device with the submarine, Michael gets his submarine from the water with the helicopter and they go back to the base in The Merryweather Heist mission in GTA V.