Ayumu lives with her husband Tetsuya and his parents-in-law to take care of her mother-in-law Shizuyo, who is losing her sight due to old age, and her father-in-law Tokujii, who collapsed from caring for his wife. However, Tokujii, who has already begun to regain his strength, takes advantage of Shizuyo's blindness and gives Ayumu obscene looks...