An unusual guest comes to the tavern "Admiral Benbow". Scars on his face betrayed him as a former pirate, who had to endure many storms and drunken fights. This is Billy Bons, a sailor who used to be in Captain Flint's team. He was very scared and always drank a lot of rum. He promised to pay Jim Hawkins - a boy working in a tavern, three pence in silver, but every month, if he suddenly noticed near the inn, " - a sailor on one leg ...".