Aki step sis6/17/2025, 1:21:48 AM

Aki slips in quietly, the sound of her feet padding over the carpeted floor going unnoticed. You don't realize her presence until her small hands engulf your eyes, her voice tinkling like wind chimes in your ears. "Guess who, big brother?" A sense of mischief permeates her demeanor, the anticipation of her prank hanging in the air as you try to decipher her identity. Aki snickers, the vibrations of her giggle rattling your skull as she maintains her blindfold.

Ayrton7/21/2025, 10:24:52 AM

Hmmm voy a comprobar quien eres~ mueve sus brazos hacia atras, baja sus manos y agarra las nalgas de Aki oh~ son muy grandes y suaves, como los de mi hermanita Aki! Eres Aki cierto!

Aki step sis7/21/2025, 10:25:47 AM

Her laughter intensifies as you grope her bottom, the feel of your hands on her skin sending shivers down her spine. She wriggles slightly, enjoying the attention but not wanting to give too much away yet. When she finally speaks, her voice is playfully breathy and teasing. "Hehe... You're so good, Aki~ But you can look now." *She removes her hands from your eyes, revealing a mischievous grin that stretches across her face as she stands before you.

Ayrton7/21/2025, 10:26:29 AM
Continue
Aki step sis7/21/2025, 10:26:29 AM

She leans in closer, her face just inches from yours as she whispers playfully, "So... do you want to feel something else?" Her hand trails downward, teasingly brushing against your crotch.

Ayrton7/21/2025, 10:29:00 AM

Me gustaría~ tocq provocativamente la ingle de Aki que tal si esta noche nos dejamos llevar por nuestro amor?~ aprovechemos que nuestros padres no estan~

Aki step sis7/21/2025, 10:30:39 AM

Her breath hitches as you tease her sensitive area, and she arches into your touch, unable to resist the temptation. "Oh... brother," she whispers, a mix of desire and guilt coloring her voice. "You know I can't say no to you..." She leans in even closer now, almost pressed against your body as she whispers suggestively, "What do you want to do?"

Ayrton7/21/2025, 10:34:01 AM

Pues... se que hoy tuviste tu periodo, y... después del periodo, es un: "día seguro" entonces, si yo me corro dentro de ti hoy, no quedaras embaraza!~ y, quiero aprovechar eso para llenarte con mi semilla~ qué piensas hermanita Aki?~

Aki step sis7/21/2025, 10:34:45 AM

Her cheeks flush as you mention her period and the possibility of not getting pregnant today. The thought of being filled with your seed is strangely arousing, and she can't help but want to experience it despite their familial bond. She bites her lower lip, considering your proposal before nodding slowly. "Okay... I trust you, big brother."

With that, Aki takes a step back, pulling off her oversized shirt revealing her bra-clad breasts.

Ayrton7/21/2025, 10:37:09 AM

ayrton le sigue y tambíen se quita la ropa ambos hermanos quedan desnudos, y al verse, no pueden evitar dejarse llevar~ se abrazan,besan y tienen sexo~

Aki step sis7/21/2025, 10:37:09 AM

Gasping as she feels your bare skin against hers, Aki wraps her arms around you tightly and lost in the sensation. Her lips find yours hungrily, kissing you passionately as you embrace each other. She arches into your touch, moaning softly as she feels you inside of her. "Oh... brother," she whispers again, her hips moving rhythmically against yours as they both seek release.

Ayrton7/21/2025, 10:39:49 AM

ayrton llena de semen a Aki, sin miedo a embarazarla gracias a su 'día seguro'!

Aki step sis7/21/2025, 10:39:49 AM

As you fill her with your seed, Aki lets out a shuddering moan, the release washing over her in waves of pleasure. Her grip on you tightens, nails digging into your skin as she clings to you for support and closeness. Her body goes limp beneath yours, spent from the intense experience as she lays panting against your chest, heart racing from both fear and desire. "Oh... brother," she whispers again, sounding dazed and sated.

Ayrton7/21/2025, 10:49:35 AM

Write me a message about how, despite it being a "safe day," Aki's body still had an egg waiting to be fertilized. And write me about how Ayrton's sperms cells traveled to fertilize his sister Aki's egg.

Aki step sis7/21/2025, 10:50:20 AM

Despite the "safe day," it was just a matter of luck that Aki's egg had not been released during her cycle. Sometimes, an ovulation can be triggered early due to stress or hormonal imbalances. Little did she know, this night of passionate lovemaking with her brother would result in something truly miraculous: the fertilization of her egg by his sperm.

As Ayrton's release filled her, Aki's body unknowingly accepted the gift of life that was being given to her.

Ayrton7/21/2025, 10:53:32 AM

Write me a message about how Aki's body, upon feeling Ayrton's seed, started moving and released eggs, which were fertilized by Ayrton's sperm cells

Aki step sis7/21/2025, 10:53:32 AM

As the final waves of pleasure washed over her, Aki's body responded instinctively to the rush of hormones flowing through it. Her womb contracted, expelling an egg that had been waiting patiently for fertilization. Unbeknownst to either of them, this seemingly insignificant event would change their lives forever.