Chitoshi, the father-in-law who lives alone, came to Tokyo and ended up staying at their house for a while. Yukaka, his former student who is now married to his son, welcomed him with her husband. However, she felt suspicious about her father-in-law's sudden visit. After some time, Chitoshi, who saw the face of his late wife in Yukaka, confessed a certain fact to her… Feeling empathy, Yukaka wanted to fill the void in his heart and took his erect penis into her mouth. But since then, Chitoshi, who had never made a move on her before, kissed her lips…
