This time, the story is about six nieces and their uncle. The uncle has Ke'ai his nieces since they were children, but the bathtub breaks down and the nieces come to take a bath. The nieces have grown into very voluptuous nieces by the time they reach maturity, but perhaps because they feel a sense of security from being familiar with them since they were little girls, they show up without a bra on. The uncle is aroused by her innocent and sexy appearance...