Complex sentence: He commences a relationship with a young woman named Nora Marcus (Salome Jens) and for a time he is happy but soon becomes troubled by the emotional confusion of his new identity, as well as by the exuberance of renewing his youth.
Split into simpler sentences: He commences a relationship with a young woman named Nora Marcus (Salome Jens) and for a time he is happy. But soon he becomes troubled by the emotional confusion of his new identity, as well as by the exuberance of renewing his youth.