Warren XIII y la maldición de los trece años

Warren's final adventure is going swimmingly. His hotel is sailing, and there's a big party planned for his thirteenth birthday. But a storm breaks: Sketch has been kidnapped! A plan must be devised to rescue him. However, a rumor is making waves among the crew: Warren is suffering from the thirteen-year curse. Will our hero go down with the ship? A book full of pirate codes, riddles, traps, and high-seas adventures.