Komatsu, a widower, is having a lonely drink when his neighbor, Ruriko, a married woman, suddenly comes to stay with him. Komatsu lets Ruriko stay the night after she runs out of the house after a fight caused by her husband's infidelity, but he never imagined that Ruriko, whom he has admired for a long time, is in his own home... Unable to suppress the lust that is welling up inside Komatsu in this unexpected situation, he ends up peeking at Ruriko as she gets changed in the dressing room...