"The Hypnotist's Love Story" by Liane Moriarty explores the complexities of relationships and the fine line between love and obsession. The protagonist, Ellen, is a professional hypnotist who becomes involved with a man named Patrick. As their relationship develops, she discovers Patrick has a complicated past, including a former girlfriend who is still heavily entwined in his life. This revelation complicates Ellen's feelings and challenges her perceptions of love and trust. The story delves into themes of identity and personal history, emphasizing how past relationships can shape present connections. Ellen's insights into her own life and profession help her navigate the challenges posed by Patrick’s ex-girlfriend, who becomes fixated on their relationship. The tension between love, jealousy, and the desire for independence is portrayed with depth and humor.