Toying With Us (S11E07)

In 2013, the brutal murder of 35-year-old assistant manager Larry Wells occurs in his Toys R Us office. A mysterious figure, armed with a knife and masked, is caught on surveillance footage lurking around the store. Investigators are tasked with piecing together the clues from the recordings to identify and apprehend the elusive perpetrator behind this shocking crime. [also shown as S9:E8]