Kuro Gyaru no Denshanai Ingi ~Batsu Game no Hyouteki ni Sareta Boku~

"Ngh...?" Someone's got their hand on my package. And I'm not talking about "casually brushing against it." This hand clearly knows what it wants! The palm's rubbing up on me, fingers on my shaft... (What the...? Am I being... assaulted right now?) Me, a guy? No freakin' way...?! (Who is it? Who grabs a man's junk on the train?) The hand feels kinda slender. I'm pretty sure it's a woman? My eyes trace her hand to her elbow, then to her shoulder, and then... When I finally get to her face...