Question

how did shultz get trapped in video games

Answer 1

When sebastian was travelling in a car, he was playing virtual reality games, during the motorway accident, sebastian must have bannged his head and his memory must have been transferred to the computer. this is how sebastian shultz got trapped in the video game.

Answer 2

Sebastian Shultz was playing a psycho-drive game on his laptop when he met with an accident. His head banged  against the computer and he went into a coma, his memory got transferred and saved in the computer and kept  on sending messages Michael to save him.

His car met with an accident and he banged his head on the laptop and his memory got transferred / saved in  the computer.