Grey's Anatomy: Odd Man Out

SYNOPSIS

Webber decides to make the residents work with a different attending for the day. So Blake is sent to work with Amelia who still has some feelings towards her because of her involvement with what happened to Derek. She has a patient who was in an accident and suffered some head trauma. They assume the woman with him is his wife but his actual wife shows up. It seems like the woman is his girlfriend whom has been with ever since they parted ways years ago. The wife is waiting for him to die so she can inherit his fortune. Amelia refuses to let Blake do anything but Riggs whom she called to assist encourages Blake to treat him when he codes. When he regains consciousness he doesn't remember his girlfriend and still thinks he and his wife are still together. Ben is sent to work with Arizona who's patient is an accountant and she goes over Bailey and Ben's taxes and raises something which upsets him. And her patient is expecting quadruplets and he notices something that concerns Arizona. And Wilson is with Meredith who as far as Wilson is concerned is treating her like dirt.