"Thats great the only thing is how. She isn't on birth control and shes...you know done it plenty of times but she hasn't gotten pregnant." Sara was going to ask if Cas could just get one of those embryo implants but that was probably worse than watching her have sex, maybe not. a look of disgust crossed Sara's face. "Is something wrong with her bo- our body is that why she hasn't gotten pregnant?" Sara was scared and she looked at Liz for answers.