A marine biologist looks into reports that a mermaid is menacing people along the Oregon shore.。大近视Ethel救走了一只她原以为是猫的吉娃娃狗Ping。然而有两个大笨贼认为Ethel家里有大量金银财宝，继而想入屋打劫。幸好最终Ping识破了他们的诡计……。
