[Pay attention to the alluring performance of the dark-skinned beauty] Kenji is engaged to "Luna" and returns home to visit his father to announce their marriage. His father-in-law, who raised Kenji alone, looks at Haruna with erotic eyes. One day, excited to see a woman for the first time in a long time since his wife passed away, his father-in-law calls Luna alone. He takes a picture of her being drugged with an aphrodisiac and impregnated during sex, exposing her to his weakness. Luna becomes submissive and gradually gives Kokoro to her father-in-law.