Ive only just signed up to literotica but i cant find/ remember the name of the story i read. the only part i remember is where the brother and sister played with each other as they spied on there mother fucking there dad, at the end of the story the mother fucks her son while she still has her husbands semen inside her. And the story started with her son helping her lose alot of weight, would be much appreciated if someone could link me or tell me the name of the story if they recognize it. thanks everyone 
