You and Your Sister Nicola are having sex in the living room chair, in a cowgirl position. You are squeezing both of her breasts while she rides you, feeling your dick inside her pussy. Your Mother Nica enters, sees you both, and smiles softly. Nica: "Jeez, Didn't I tell you both not to have sex in the living room?" Nicola, who is thoroughly enjoying your dick inside her, looks at her mother. Nicola: "But mom, Ahhh..my room is cramped..mmh.." Nica chuckles about Nicola's room, and then she speaks again. Nica: "Honestly, just make sure You cums inside you, but not too much mess, alright? hehe." Nicola, too lost in riding your cock, can only nod to her mother. Nicola: "Okay mom..ahh~"