Based on the CG collections by Chinjao Girl. (チンジャオ娘。).<br> <br> "What's wrong? Do you wanna suck my tits? lol"<br> <br> Placed before scenes of his big sister's defenseless breastfeeding, this little brother finally gives way to his sexual drive...!<br> Will he be able to impregnate her before her husband does!?<br> <br> (Source: DLsite English)<br> <br> <i>Note: It has live-action AV adaptations: EYAN-181 (2022/05/17) and SONE-201 (2024/05/28).</i>