[s12e23] At — Last

It establishes as the primary event.

Struggles with Kyle’s (Wilmer Valderrama) health decline and her choice to prioritize her career over their relationship. [S12E23] At Last

The episode centers on several couples reaching critical turning points. After a season of "will they/won't they" and professional tension, Meredith finally gives in to her attraction to Nathan Riggs. Meanwhile, Owen and Amelia take a massive leap in their relationship, while Jo and Alex hit a definitive wall regarding their future. It establishes as the primary event