ROE-550 — I'm a failure as a mother, having been penetrated to the depths of my vagina by my stepson's huge cock, realizing I'm just a female. - Mikumo Ayaha

"...Are you two having any luck with making a baby?" For reasons unknown, my daughter and her husband are staying with us for a while. During our usual breakfast time, my husband brought up the topic of making a baby with my daughter and her husband, Kento, creating a tense atmosphere. But one day, Kento came to me with a serious expression and confided in me that he and my daughter were experiencing a sexless marriage because of the size of his penis. And then, I was faced with his penis, which was far larger than I could have imagined...