Unsolved Mysteries Case 6: Missing Witness 

The final episode opens with Brandi Peterson talking about her missing sister Lena Chapin, showing off pictures and talking about her disappearance. She crises about how much she misses her. 

Her other sister Robin talks about how she went to see her sister on the day she went missing and how her boyfriend said she went to Florida with another man, as per her mom Sandy. Robin never believed that since she would never leave …