Portgas D. Ace, known as Fire fist Ace, is the spiritual brother of Monkey D. Luffy and Sabo, and the only son of the late King of the Pirates Gol D. Roger and his wife Portgas D. Rouge. Roger and his wife Portgas D. Rouge. He was adopted by Monkey D. Garp at birth, then raised by the Dadan family like Luffy. At the age of 17, he went to sea as a pirate and became Commander of the Second Fleet of the Whitebeard Crew.