Metal Gear Solid V: The Phantom Pain is out and has received amazing reviews. No doubt many people are playing the game but they will encounter certain situation in the game which is very hard to rectify unless they have a previous save in the cloud or USB.
Quiet, a buddy in the game, and an extremely useful one, will leave the player once mission 45 is triggered which means you wont get to play as her again and that will make getting S ranks in a lot of missions really difficult.
Here’s how to avoid it.
Here’s a video showing it in detail.