Yuka has an only son who is about to start school in the spring. Out of love, she has been overprotective of him, but one day she receives word that her son has been caught taking voyeuristic photos... Just as his admission had been decided through a recommendation, this scandal occurs. When Yuka begs, "For the sake of my child's education...", the teachers present a condition for a settlement: she must spend one day servicing the male teachers. Yuka does as she is told for the sake of her beloved son, but before long, she begins to realize her own masochism...
