To celebrate her daughter Olive's birthday, Katherine visits a fertility clinic to discuss the odds of giving her a sibling with help from a sperm donor.

Shep accepts Katherine's proposal — with oddly specific conditions. Jane and Katherine force the girls to hang out. Evan comes over to spend the night.

Katherine meets Shep for a failed transaction, then meets Evan's "nice and normal" parents. Bev and Katherine speak at a feminist convention.

After Katherine strikes out with an adoption agent, Olive and Millie get suspended. Shep shocks everyone with big news. Bev spies Evan at a pub.

Secrets swirl around Shep's big day ... and savvy Jane has it all figured out. With so much at stake, can Katherine control the chaos?