The wife gave birth, the husband sent her to his parents' home to take care of her and the end result was that he had an extra pair of horns on his head that a… another child. Taku is a second year university student. He stayed at his parents' house and lived a free student life. But his carefree life gradually ends when his stepsister, who got married a long time ago, suddenly returns. Because of giving birth to her second child, his sister returned to her parents' house to easily raise the child, while his brother-in-law still stayed at the old house to facilitate work. When at home, his stepsister always spreads her big, round breasts full of breast milk in front of him, wearing nothing underneath but T-back panties, making her entire body almost visible. completely before your eyes! While drinking together, she deliberately teased him by provoking him to suck her milk. But unexpectedly Taku agreed, unable to take back her words, his sister had to let him drink milk. Taku continuously used his hands to stimulate her nipples before sucking, causing his sister's milk to spill out. To retaliate against Taku, his sister also "sucked" his milk. Taku also quickly surrendered to his step-sister's charm and produced "milk". But how can you end this here? He pressed down on his stepsister to fuck her. Even though she continuously protested, she always complied with him, mingling with his thrusts. And the wrong relationship between the two started from there. Some time later his stepsister got pregnant, because during this time she also had sex with her brother-in-law, so he didn't need to worry, and he could still continue this wrong relationship with her. ; Fucking a lactating sister