Small message for a small tips, if you encounter a bug at the very end where stella stay on the ground doing nothing than crying, then you should stop the cheathappens trainer and start to the previous waypoint save.
It looks like the trainer prevent a script to run that allow the player to continue it's escape running out of the military base.
If that can helps you
* Updated game trainers and cheats daily
* Get notified when new cheats are added
* Request which games get new trainers
* Priority support with any problem