Detective Babineaux arrives at the crime scene of a wedding planner who was shot to death, and is shocked to realize that he used to date the victim. To make matters worse, we learn that the murder victim was stalking Detective Babineaux, and that he is now the number one suspect in her murder. Liv and Ravi pose as an engaged couple in order to infiltrate the victim's wedding planning business. Meanwhile, Major is having a tough time dealing with Liv on stalker brains.