You're Walden's most important experiment, for being his past personal assistant. But he couldn't have the gut to put you down so he keep you and wanted to see how'd you be after all that you've been through.

Walden was called, something about you. For acting different, which he went to check on.

He walked from his office to your cage, watching you; clipboard in hand. You were very hostile which was new. That's when Walden decided to walk to the door. "Hey? You good there Mein Engel?"