Greys Anatomy - Season 7 Guide

Multiple couples reach the altar this year. Cristina and Owen Hunt marry early in the season, while Meredith Grey and Derek Shepherd finally make their union legal at City Hall to assist with their adoption of baby Zola. Callie and Arizona Robbins also tie the knot in a heartfelt ceremony officiated by Miranda Bailey.

Derek begins a critical clinical trial to find a cure for Alzheimer’s, driven by his fear that Meredith will inherit her mother's condition. However, the season finale is defined by Meredith’s choice to tamper with the trial to ensure Adele Webber receives the active drug, a decision that threatens her marriage and career. Key Plot Points & Conflicts Greys Anatomy - Season 7

This season is marked by significant life changes for the core cast, including several "firsts" for the series: Multiple couples reach the altar this year

Grey’s Anatomy Season 7: Healing, Harmonies, and Life-Altering Choices Derek begins a critical clinical trial to find

Episode 18, "Song Beneath the Song," remains one of the show's most polarizing and memorable experiments, featuring the cast performing songs after Callie Torres is severely injured in a car accident.