In the Grey's Anatomy Season 12 episode "At Last," Owen and Amelia realize they want to take their relationship to the next level, Alex presses Jo for an answer to his proposal, and gains some clarity on their future together, and Callie and Arizona continue to struggle with their new, court-mandated custody arrangement. Stephanie, who broke up with MS patient Kyle Diaz (guest star Wilmer Valderrama), seriously regrets her the decision, and they reconnect when he ends up back in the hospital with worsening symptoms. Keep reading this Grey's Anatomy recap for highlights from Season 12, Episode 23, "At Last."
Is This the End for Callie and Penny?
The mood is tense between Callie and girlfriend Penny (Samantha Sloyan) since Callie lost custody of Sofia. Callie seems to be holding it against Penny, who's the reason there was a custody battle to lose. Penny offers to delay her move to New York, but Callie seems uninterested in trying to fix things, certain that a long distance relationship is doomed to fail. Penny finally asks... is she being dumped?
Watch: Is Callie Dumping Penny?
Amelia Wants Her Life with Owen to Start Already
Owen brings Amelia to see the new house he bought because she was tired of his trailer. Their recent conversations about marriage, though only half-serious, are clearly on her mind. "Why aren't we doing it? Why aren't we building our life?" she asks. "I don't want to waste our time... I want a real life, and I want it with you." Owen is surprised. "Are you asking me to marry you?" he asks. "Yes!" she says, and then formally asks him.
Watch: Amelia Proposes to Owen
Stephanie Doesn't Get to Say Goodbye
Although she hadn't known him very long, Stephanie had a strong connection with MS patient Kyle Diaz (guest star Wilmer Valderrama). She broke up with him after she was barred from scrubbing in during his first surgery, but regretted her choice. When he's brought back to the hospital with worsening symptoms, they reconnect. Stephanie disagrees with the risky surgery Amelia chooses to perform, and watches the procedure from the gallery. When Amelia realizes Kyle isn't going to make it, she sends Jo upstairs to try to prevent Stephanie from seeing him die, but Jo is too late.
Watch: Stephanie Sees Kyle Die on the Operating Table
Jo Just Says No
Alex comes home and tells Jo he's ready to get married, and he needs her answer. Is she going to accept his proposal? Jo is upset, and she tells Alex she's sorry, but no, she can't marry him. Is this the end for Jo and Alex?
Watch: Alex Wants Jo to Give Him an Answer
Meredith and Riggs Hook Up
At the end of a long day, Meredith and Nathan Riggs start bickering in the parking lot. "I can see why Owen hates you!" she says. He tells her not to be mean, she tells him not to be nice, and then all of a sudden, they're making out!
Watch: Meredith Jumps Riggs
Why won't Jo marry Alex? Is the Meredith/Riggs hook up a terrible idea or a great idea? Share you reactions to the events of this episode in the comments below, watch the full episode of "At Last," and don't miss the Season 12 Finale episode, "Family Affair," airing THURSDAY, MAY 19 8|7c!