Knowing that Thursby’s had only one weakness, women. She used and manipulated him to help her find the Falcon and when he was no longer useful she plotted to get rid of him. When her initial plan didn’t work, she killed Archer in order to frame and get rid of Thursby and satisfy her own greedy desires to obtain wealth by possessing the falcon. Blinded by her ambitions she miscalculates Spades intelligence, he unlike Thursby isn’t fooled by her charms and turns her over to the authorities for the murder of Miles Archer. Spade speculates that Brigid may get sentenced to 20 to life and she’ll be eligible for parole in twenty years or they may hang her. This is the price for her greed she will most likely spend most of her life in prison, or she’ll
