그녀의 가장 친한 친구가 음란한 제안을 했습니다.... 그녀는 유혹을 견딜 수 있습니까?

My dear girlfriend's friend asks me out. When I'm on her knees for rest, I think it would be bad if she found out that my dick gets so hard. She doesn't mind and even gives me a blowjob. I fuck her without condom in return.