Ryoko Yabuki, a married woman in her 33s, encountered on the streets of Yokohama. Though she has no real dissatisfaction with her marriage, she can no longer suppress her desire to have sex with men other than her husband. This isn't mere lust—it stems from a heartfelt wish to finally meet her true self, just for today. Inside her lies a whirlwind of temptation and sincerity, emotions she usually keeps hidden beneath her everyday life.