A window washer's platform crashes through a hospital window, testing the Grey Sloan team's limits. Meanwhile, Blue and Simone clash over their living arrangements, and Lucas strives to impress Catherine while on her service. 

Jo and Link's wedding day arrives, along with some visitors. Meanwhile, Teddy and Owen are met with a familiar face seeking treatment, and Lucas disagrees with Simone on how to approach a patient's worsened condition.