Half way through the book the wall collapses, and having no job, he shoots David Bowie in Berlin after discovering he has underage groupies. The rest of the book is him being put on trial with all the teenagers and real life musicians he beat up testifying against him.
It is quite interesting the way this policy developed as intitially the east german state wanted to have everyone have a stable job, hobbies etc but found that while a lot of people could be helped with that a subsection of society basically don’t want that they want to drink and fight and play loud music