Aaron Scotti

The Grey Sloan Memorial Hospital doctors are faced with the devastation left by the storm. A giant mudslide in Seattle injures a group of first responders and citizens, causing the already shorthanded ER to spring into action. Meanwhile, Meredith is faced with a tough decision that will affect the life of a loved one, Callie is rocked by the reality of Arizona’s infidelity, and Richard’s life is in extreme danger.

When Danny's ex-wife, Christina (guest star Chloe Sevigny), comes back to New York to confront Danny about an emotional letter he had written to her, Morgan confesses that he had sent the letter unbeknownst to Danny, causing Danny to fire Morgan out of anger. Meanwhile, the rest of the staff compete in a triathlon and go head-to-head with the midwives, who have hired Morgan to work for them.

Caroline panics when she develops a rash after a night with her ex-boyfriend, Andy (recurring guest star RYAN HANSEN).