At The Spaniard's Pleasure (2003)

When 35 year old Nick Menendez discovered that beautiful 25 year old Liza Summers was working for the prime suspect in a diamond robbery case, the Spanish security tycoon took matters into his own hands -- and Liza into his custody! He decided the simplest way to uncover the truth and protect her was to take her to his bed -- and keep her there until he knew her full involvement