By accident, he got a cheap hand rope and opened up the space unintentionally.
After he got the space, he had zombie dreams for a week, so he went around collecting food, firearms, vehicles, weapons, daily necessities, and clothing with the attitude of preferring to believe that they have something rather than believe that they don't have it.
There was a black rain, and everyone fell into a deep sleep. After the black rain, some people awakened their powers, and some people became monsters, and the apocalypse began.