A disturbing atmosphere gradually develops in the house where the couple and the husband's father live. Her father-in-law has been lusting after Tsukasa, a young wife with a beautiful face and captivating breasts. At that time, my husband decided to go on a long business trip for 10 days. Tsukasa's bad premonitions, which she had always felt disgusted by her father-in-law's gaze and actions, turned out to be true, and he gave her a drug that strongly stimulated her sexual desire. I became sensitive