Harlequin Romance Series: Another Woman (1970)

After a brutal attack leaves Lisa Temple (Justine Bateman) with a hard case of amnesia, the young wife recovers at home, only to learn that her relationship with her dashing husband, Paul (Peter Outerbridge), has been deteriorating for years. Slowly, Lisa pieces together the remnants of her old life and eventually learns some shocking truths in this juicy mystery-romance entry in the Harlequin Romance series.