 Following a bloody trail leading from Jessie Lynn's remains to a hidden chamber, Will finds Brooklyn and Barney tied up.Barney tricks Will into incapacitating himself with a bear trap, and releases and threatens Brooklyn into going after Paige and Aggo.Barney takes Will to the dock, and informs him that he is the one who has been murdering sorority girls over the past several decades, inspired to do so after helping cover up Stella's murder of her rival, who, unbeknownst to Barney and Stella, was the aunt of Brooklyn.