IENF-355 - I was allowed to have bare skin contact with my beautiful older sister, who felt sorry for my loneliness, with the promise of "just rubbing". We both felt so good that the sensitive area became wet, and it slipped in! "Huh!? It's inside?" But I couldn't stop it and ended up penetrating deeply! (IENF-355)

Looking at his sister's cleavage and thighs, who had fallen asleep drunk, the younger brother, who had recently broken up with his girlfriend, began to masturbate. Noticing this, the sister said, "Shall I help you?" and showed him her panties and breasts, and responded to his advances with manual stimulation and fellatio. Eventually, they began bare skin contact, but suddenly it slipped in! Even with the cry of "It's inside!", the brother's waist didn't stop, and the sister began to feel it too…