Hikari Kisaki is drawn to her neighbor, Koichi Ozawa, who cannot move on from the death of his wife in an accident. Troubled by his constant look of loneliness and melancholy aura, she begins taking cooking lessons from him at her husband's suggestion, as he works as a cooking instructor. Gradually, she is captivated by his warmth and gentleness, and the two grow emotionally close. Their bond becomes deeper and more intense than her relationship with her husband. One night, overwhelmed by an almost burning desire, their bodies crave pleasure uncontrollably. Despite feelings of guilt, they are consumed by passion and surrender to lust. Perhaps this fiery love was meant to heal the wounds in his heart.