Dateline: Secrets Uncovered (2017)

S10E23 Stone-Cold

After Nick proposed to Kristy and she accepted, they eagerly began making plans for their future together. However, their happiness was shattered when she discovered his lifeless body in the bedroom. As the investigation unfolded, police interrogated jilted exes and workplace rivals. Ultimately, a crucial lead from Nick's brother brought to light the identity of the real murderer.