This week, Benton\u2019s plans get disrupted by a hotshot surgeon, Kerry helps a woman who she thinks may be her mother, Mobalage has one last shot at staying in the US, Corday learns of some new competition for the trauma fellowship, Carol cares for Coco after Coco has her baby, Carter jumps to conclusions, and April Fool\u2019s Day shenanigans are everywhere in the ER.