Next door, there lives an old man who, no matter how many times he is warned, refuses to clean up the large amount of trash that spills into the hallway. One day, while cleaning together by chance, Ami's panties are visible from under her skirt as she bends over, causing the old man to become aroused and reach out his hand. Still lacking in sexual knowledge, Ami is persuaded by him and subjected to his pent-up abnormal sexual desires. "I'll let you go home after we're done," he says, but every time Ami wakes up, her young body is made to endure his erect middle-aged penis, reaching climax...
