Kaoru learned her husband had been hospitalized and visited him at the hospital every day to care for him. His condition continued to worsen, his voice growing weaker with each passing day, yet Kaoru stayed by his side, constantly encouraging him. However, the daily strain of caregiving began to take its toll, and Kaoru herself gradually showed signs of exhaustion. Concerned for her well-being, the hospital director advised her to undergo a checkup to avoid overexertion and risking her health, but Kaoru remained unaware and carried on as usual.