The drum boat that has been sinking for five years has recently appeared bizarrely, and there are rumors that there is a baby. Mantou came with his father to hunt for treasure, but his father was captured by the crew. Mantou gets on the boat to save his father, but finds that there is something special inside. Here, Mantou met all kinds of "actresses" and became friends. In an accident, Mantou was told that there were only dead souls on the drum boat...