"Sperm Donation" is an act where a regular man donates his sperm to help couples struggling with fertility. This time, a couple married for five years appears. "If it's not with a syringe, I might consider it." Due to a mix-up and the husband's persuasion, the wife, Kanna, ends up reluctantly agreeing to timed intercourse. Initially, she seemed nervous receiving a massage, but gradually, her body, filled with pent-up desire, starts craving sexual contact with the sperm donor. While sperm donation is typically a one-time affair, Kanna seems unsatisfied, urging for more and demanding more sperm...