presenting a hot spring trip with a sex-crazed boy for Sanae-san (49), who feels the peak of her libido on the verge of turning 50. Sanae-san, who rarely leaves Tokorozawa on a daily basis, is somehow elated and like a young girl. She eats what she likes, sightsees as she pleases, and has sex whenever she wants. Forgetting her role as a mother, wife, and her job, she relaxes and spreads her wings…