First, join Lincoln and his sisters as they explore 'The Many Faces of Lincoln Loud.' From Clincoln McCloud to Ace Savvy, the man with the plan does it all! Then, find the answer to the age old question, 'Who's the Loudest?' The noise doesn't stop there, Lincoln must find out what happened to his missing lucky pair of underwear in 'The Case of the Stolen Drawers'! Plus, head to the big city for some Casagrandes city fun with Ronnie Anne, Bobby Santiago, and their whole extended family! Volume 4 collects volumes 10,11, and 12. Volume 5 collects volumes 13, 14, and 15.