Ruby Lu is back for another incredible summer adventure. When her cousin Flying Duck emigrates all the way from China to live with her family, Ruby is thrilled to have a brand new friend. But things get complicated quickly. Suddenly, no one is speaking English at home, there is strange food on the dinner table, and they have to use chopsticks for every meal. Even trickier, Flying Duck is completely deaf, and Ruby does not know a single word of Chinese Sign Language. On top of everything else, Ruby has to survive the absolute terror of swimming lessons and figure out how to keep a beautiful stray dog that wanders into her yard. Can the Empress of Everything handle all these massive changes at once? Jump into this funny and heartwarming chapter book to see how Ruby tackles her wildest summer yet.