College student visits his aunt's countryside home during vacation. The aunt and her husband, unable to have children, have hired a maid to help with housework and chores. One day, he accidentally becomes intimately involved with the maid. However, his heart truly belongs to his aunt, and when his uncle is away, the two give in to their feelings. Their loving relationship continues for years, until the nephew, now a working adult, returns to his aunt's side as she suffers from illness...