Kaoru grew increasingly worried when her son returned home dejected. When she asked what was wrong, he confessed that his friends had mocked him for still being a virgin, leaving him deeply discouraged. Full of compassion for her son's feelings, Kaoru resolved to use her own body to relieve his distress. Gently embracing her hesitant son, she draws him into an intimate bond. As their relationship deepens, a warm yet forbidden connection blossoms between mother and son.