GNAB-024 Amateur male and female monitoring experiment, Getz！！ The serious sister J◎× big dick brother who go to the same school try to get closer using a smartphone face-swapping app but end up swapping bodies… Moreover, if the method to return to normal

Talk to brothers and sisters who are sensitive to trends in the city! I asked for your cooperation as a tester of the latest smartphone functions. In fact, this smartphone is equipped with a function that allows each other's bodies to be switched, and the brother and sister who don't know about it start messing with their smartphones in high spirits... It seems that when people switch bodies without hearing anything, they can't keep up with what's going on and try to recognize themselves in every possible way. What's more, her sister, who got her first male genitalia, was dominated by her pleasantness and poked her brother violently like a monkey...