My wife's sister came to my house to "celebrate the birth," and I accidentally got an erection when she unsuspectingly exposed her underwear! My wife, who had no libido after giving birth, didn't want to have sex, so my sister gently comforted my erect penis. MIMU-017

My wife is pregnant... and gave birth to our son a few days ago. My wife's older sister came to celebrate the birth, and with her underwear and breasts exposed without any precautions, the stimulation caused me, who hadn't had sex with my wife for a year and a half, to get an erection! Seeing my penis about to explode, my gentle older sisters comforted me with their bodies...