The younger brother living with his older brother and his wife was spending his days feeling uncomfortable because he was unemployed and had no income. Even today, the younger brother was depressed after being severely scolded by his nagging older brother about work and the future. The only enjoyment for such a brother was to quietly admire the swelling of his kind older sister-in-law's plump body swaying under one roof... One day, he stole his older sister-in-law's underwear and was indulging in masturbation in secret when he was discovered... The neet younger brother hastily apologized, but...