The Unforgettable Spanish Tycoon

Elena's company is on the brink of collapse, leaving her no choice but to reach out to Caleb, a wealthy Spanish tycoon from her past. Back in their university days, they were drawn to each other despite being polar opposites, but sensible Elena didn't have the courage to be with free-spirited Caleb. Now he is her last hope, yet her request for a business partnership is coldly rejected. But when Caleb is involved in an accident, he wakes in the hospital with no memories of Elena…and mistakes her for his lover! Source: Harlequin