Looking for stories filled with sons knocking up their moms shamelessly while their dads are nearby, and then forcing their adult daughters, who are also their half-sisters, with the intention of making their families bigger? Then, check out this exclusive and raunchy series.

Knocking Up Moms

Series Order
Newest Title Rating
Knocking up My Mom (And Then Raping Our Daughter) by
Series: Knocking Up Moms, Book 1. Price: $3.99 $2.99 USD. (25% off until Dec. 31!) Words: 4,600. Language: English. Published: October 1, 2021 by Big M Words. Categories: Fiction » Erotica » MILF, Fiction » Erotica » For Men
(2.00 from 1 review)
Nothing quite like spending another night with my mom. Dad’s away, working. I’m home and my wife thinks I’m just spending some quality time with her. Little does she know that this isn’t the first time we’ve been doing this. I’m going to get her pregnant! And she’ll have a daughter that will also be my sister. Dad doesn’t want to do what he’s supposed to, so I need to step in.
Impregnating My Mom on Halloween (And Then Forcing Our Daughter) by
Series: Knocking Up Moms, Book 2. Price: $3.99 $2.99 USD. (25% off until Dec. 31!) Words: 5,040. Language: English. Published: October 25, 2021 by Big M Words. Categories: Fiction » Erotica » MILF, Fiction » Erotica » For Men
Wanna know who decided to be an ass and overlook the beauty that’s my mom? Dad. Always dad. He’s never going to be different, which is why I need to step up. Mom wants to be loved, worshipped, and pleased on Halloween night. She will put on a special costume just for me, and she will say things my father can’t hear. She knows I’m bigger than him and much more of a man as well.
Twin Brothers Knock up Their Mom for Thanksgiving by
Series: Knocking Up Moms, Book 3. Price: $3.99 $2.99 USD. (25% off until Dec. 31!) Words: 5,480. Language: English. Published: November 21, 2021 by Big M Words. Categories: Fiction » Erotica » MILF, Fiction » Erotica » For Men
We’re very much alike and we do everything together. As my twin brother, I’ve always wondered if his stiff toy is the same size as mine. We are in our room to find that out when we notice our mom at the pool. She’s taking off her clothes before jumping into the water. A moment of silence ensues as we take in the view. Damn, she’s incredible, and we’ve both been lusting after her.
Sleepy Mom Gets Knocked up (And Dad on Cleanup Duty) by
Series: Knocking Up Moms, Book 4. Price: $3.99 $2.99 USD. (25% off until Dec. 31!) Words: 5,590. Language: English. Published: December 22, 2021 by Big M Words. Categories: Fiction » Erotica » For Men, Fiction » Erotica » MILF
I’ve always wanted to put a baby in her belly, and now it looks like I’m going to make that real. With perfect curves, a tasty body, and boobs bouncy and happy, she’s still a gorgeous woman. She sleep-walks one night and needs my help. I take her to her bedroom and slip under the covers with her. One thing leads to another and, before I know it, I’m creaming inside her without a condom.
Mom Blackmailed, Drugged, and Knocked Up by
Series: Knocking Up Moms, Book 5. Price: $3.99 $2.99 USD. (25% off until Dec. 31!) Words: 5,540. Language: English. Published: January 23, 2022 by Big M Words. Categories: Fiction » Erotica » For Men, Fiction » Erotica » MILF
(1.00 from 1 review)
Such a beauty mom is and all for me now! I mean, she still doesn’t think that way about it, but nothing’s going to stop me. I think about her all the time and the fact that I’ve been saving myself up for her. That’s right. I’m going to lose my virginity in that hot, wet core of hers and she’ll be shouting my name over and over.
Mom Forced, Knocked up for Valentine's Day by
Series: Knocking Up Moms, Book 6. Price: $3.99 $2.99 USD. (25% off until Dec. 31!) Words: 5,530. Language: English. Published: February 18, 2022 by Big M Words. Categories: Fiction » Erotica » For Men, Fiction » Erotica » MILF
Mom’s something else, and still such a MILF that it’s difficult not to obsess over her. I feel something big and thick growing in my pants when she passes by my room with only her robe on, and she doesn’t know anything about it. That is, until one day I decide to kick things up a notch. I won’t be stopped anymore.
Ovulating Mommy Knocked up, Mind-Controlled by
Series: Knocking Up Moms, Book 7. Price: $3.99 $2.99 USD. (25% off until Dec. 31!) Words: 5,530. Language: English. Published: April 14, 2022 by Big M Words. Categories: Fiction » Erotica » For Men, Fiction » Erotica » MILF
Oh mommy, my dear mommy. What I wouldn’t do for you, and what you wouldn’t do for me. I admit that I’m always rock-hard in your presence. You are curvy and a little on the chubby side, but I just love that. You have so much that I can grab on to. I think about you all the time, dream of you, and I think we share that.
Pregnant Mom Knocked up Again, Dad Watches by
Series: Knocking Up Moms, Book 8. Price: $3.99 $2.99 USD. (25% off until June 20!) Words: 5,470. Language: English. Published: May 20, 2022 by Big M Words. Categories: Fiction » Erotica » For Men, Fiction » Erotica » MILF
Dad and mom came to visit, and it’s been a while. I’ve grown since then, both physically and mentally. I’m so much stronger than puny little daddy now that I could overpower him easily. And the biggest news since their arrival? Mom is pregnant again, and my new little brother is going to be 20 years younger than me.
Loving Mommy on the Bus, My Brothers Help Me by
Series: Knocking Up Moms, Book 9. Price: $3.99 $2.99 USD. (25% off until Dec. 31!) Words: 4,090. Language: English. Published: June 25, 2022 by Big M Words. Categories: Fiction » Erotica » For Men, Fiction » Erotica » MILF
A bus ride, and with mommy no less! She’s a stunning woman, despite her age. A MILF cougar in every sense of the word. She’s alone, on a bus, thinking and not even imagining that my brothers and I are drooling over her. If there’s something we just can’t stop thinking about, it’s how good she is after she opens her legs.
Ganging Mom with Friends - Mom/Son First Time, Gangbang, Fertile Story by
Series: Knocking Up Moms, Book 10. Price: $3.99 $2.99 USD. (25% off until Dec. 31!) Words: 4,520. Language: English. Published: September 3, 2022 by Big M Words. Categories: Fiction » Erotica » For Men, Fiction » Erotica » MILF
At this point, there’s no need to deny it anymore. We all want it, mom included. It needs to be rough, raw, and with no protection. Nothing else would do! My friends have been eyeing my mom for months, after all.