Sarah (45) comes to therapy without enthusiasm, at the request of her partner, David (43). Sarah mentions that David is frustrated with her constant suspicion toward their colleagues and neighbors. Sarah reveals she is exceedingly concerned about being exploited due to her recent inheritance from a wealthy relative. She expresses distrust towards her close friends and family, believing they might try to manipulate her for financial gain. From her childhood, she recalls distrusting her cousins who she suspected of taking her belongings. Sarah dresses modestly and opts to live in their old apartment despite their financial capability to move to a more spacious home. She also accuses David of being unfaithful. When the session ends, she skeptically remarks that you are only interested in her for her money. Based on this information, you would MOST LIKELY diagnose Sarah with: