SBN-003 Teach Me! Big Sister ~ Shitting Episode ~

Miko, who is an innocent and cute girl, and Shizuka, who is a plump adult, use their bodies to tell embarrassing stories about excretion for cats, dogs, and children…! Cylinder enema to pretend to be a doctor…! Miko-onee-san is embarrassed and scared, and poops and poops…! Shizuka-nee-san also has a grotesque poop from her big butt…! And it is a parade of PISS SHOT. Enema battle of two older sisters!