Maggie is the one who spends Diagnosis trying to help her sister metabolize her pain over the Link situation. It would be easy for Greys to have Maggie, in this case the voice of reason, fully turn on Link because he made her sister sad. However, Maggie doesnt. During the meatiest part of the conversation when Maggie finally learns about the Owen part of the pregnancy equation Maggie explains why Links reaction to the messy paternity twist is sensible. She reminds Amelia that she and Owen have a complicated relationship, to put things mildly.

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Is Your Favorite Greys Anatomy Couple Really Over Forever? - Refinery29