I Am A Substitute Sex-processing Meat Wife Who Has Broken The Dutch Wife Of Her Shut-in Son-in-law, Yuka Mizuno

I married my husband soon after we met. But our peaceful life as a couple changed when his son, Kenta, came to live with us. Despite being of age, he doesn't work and is a shut-in, and he always stares at my body, which honestly creeps me out. But what's most unsettling is his beloved love doll... I witnessed him doing things with that doll named 'Sayaka' night after night, and when I tried to talk to my husband about it, he was no help. One day, while Kenta was out, I decided to clean his messy room and accidentally broke that doll... And to make matters worse, Kenta saw me, and in his grief and anger, he attacked me...