Need a Refresher? Here's What Went Down on the This Is Us Season 4 Midseason Finale

After learning that Kevin is a father in the flash-forward during the season three finale, it appears he might be married as well. In the midseason finale, Kevin makes a comment to one of the police officers about his expectant fiancée. Hmm, seeing that this is nine months after Thanksgiving, it's possible that those theories about Cassidy being the mother of his child could be true, after all.