Kim goes undercover to spy on the DASH, New York store in order to solve a theft problem. Kourtney does a photoshoot before it's time for baby no. 3. Scott convinces Kris to celebrate her birthday at a nightclub.

Now that Kourtney has given birth to Reign, Scott spirals out of control which leads Khloé to get Bruce on his case. Kim and Khloé teach Kylie about all of the responsibilities that come with being a homeowner when she considers purchasing a $2.7 million mansion.