Masturbate using my stepsister's panties and ejaculate Semen that pops out with a wrinkle by suppressing the root Panties absorb semen and don't need tissues The older stepsister's panties are used as semen tissues for the younger stepbrother Previously, she spent the day wearing panties that I had soaked with semen for two weeks as a prank The last time I ejaculated, her panties were stiff with dry semen, and I was surprised that my stepsister didn't feel anything unusual when she wore them