Chisato is 54 years old and has been married for 12 years. She is on an adulterous trip with her husband's approval. Although she is hesitant at first, her heart flutters at the warmth of the lover's skin. She becomes excited by the almost forgotten feelings and the joy of being a woman, and they become entangled. It is a night that goes beyond a simple affair and is truly felt. Her ripe body becomes seductive and lascivious, and she finally receives another man's sperm...