As Max enters the first floor he receives a call from Donny, who teaches him about dungeons and how they work. At the end of the level a part of Max' letter is revealed. And then it shows Max asking his father about the location of his mother while having dinner. “ I pressed on, deeper into the Underground Channel. I had said "I want to see the Outside World" to Donny, there was a second reason why I wanted to go there. ”— Maximilian, Letter