Happiness: Nabokov in Berlin in the Summer of 1926

In this book, Vyacheslav Kuritsyn discusses what Vladimir Nabokov did in Berlin in the summer of 1926 while his wife was away for almost two months: where he went, who he interacted with, what he wrote, what he read, where and how he performed, what he dreamed about, what his budget was, and why he thought he was happy.