After being called to a residence for a break and enter, McNally and Nash are left behind at the request of the mother. However Nash is forced to leave to get her son from day-care leaving McNally alone. Unknown to McNally, one of the robbers did not have time to flee and hid in the basement. The robber's subsequent attempt to escape is stopped and he draws a gun creating a hostage situation. Despite McNally forgetting to load her gun, she is able to talk the robber down. Also, Diaz and Epstein go undercover at a wedding to stop a group who have performed a string of high end break and enters.