ZUKO-073 The boss's daughters have been trained to be erotic and are used for making babies

You were forced to take care of your brother's daughters because of his business trip. - As you take care of bright and tomboyish girls, you gradually notice something strange. These girls had been trained in sexual acts by their perverted older brother without being informed of any bad news. Taking a bath together as if it were a matter of course, a tough day of continuing to pour “juice” into the hair of the girls who innocently pestered them for sexual intercourse by calling them “Kuttsukekko”. to start.