Background. Jack was born on a pirate ship. He was raised on if for*15 years. During that time he learned how to use a sword with great skill. He soon became the best fighter in the crew. He liked a chalenge so he decided to learn how to fight with two swords. He has become an expert now. When he was nine the ship he was destroyed by the navy. He was the only one who made it back to shore. He wants to become a great pirate and find one piece so he can make his old crew proud of him. He met Daimon when he was sixteen. they have been friends from then on.