Kyu, who had been a subordinate at the company, married his son Takeaki and has been living happily as a full-time housewife for several months. Kyu was grateful to his daughter-in-law Yuui, who helped with household chores even while working. One day, Kyu fell ill from exhaustion. While nursing Kyu, Yuui began to feel an illicit 'certain emotion' as she watched the unguarded Kyu. Yuui softly kissed Kyu's lips…
