When Rollo rescues a girl called Rory from life with her wicked uncle and aunts, little does he realise what he's taking on. Before long he's teaching her to row, making her a wooden pirate's leg and cruising the river in search of hidden treasures. But with pirate Black Jack and his crew on their tail, Rollo and Rory must keep their wits about them to survive ...Ian Whybrow's BOOKS FOR BOYS are funny, pacy reads from one of the UK's best-loved authors - collect all sixteen!