Kaine was not a person rather it was a computer program that has come to life and now it wants to take the human minds as hostages. Whoever enters the game world will become a slave of this sentient and even after getting up in the morning, he would remain a slave of the program in real world too.
So Michael has to stop all of this before everything goes out of control as he is the only one who knows the real plan and he cannot wait for any backup. Erik Davies’ narration should be praised too because he has done justice to his work by all means.