Sex between a parent and child is unforgivable... And yet, Yuna was appalled at herself for being unable to reject her son when he approached her, saying, "I'll comfort you, Mom." Her body, which had become sexless with her husband, unconsciously sought stimulation and began to snuggle up to her son. This is wrong. She knew it, but once her aroused body started cumming, it wouldn't stop, and contrary to her will, she fell into a state of trance.