Title: After-Hours Proposal
Description: Twenty year seperation - somehow the author made it to HEA 

Infamous playboy Dominico Estefan’s mother has one dying wish: to see him wed. Who better to take as his temporary bride than buttoned-up accountant Mari Peterson? Though it’s been twenty years since their intense yet ill-fated affair, Dominico’s memories burn as fiercely as ever…

Her boss’s proposal puts Mari in an impossible situation. He left her heartbroken before, but desperate for money for her beloved sister’s care, she has no choice. She’ll say “I do”—and risk that her irrepressible craving for Dominico defies every term of their convenient wedding contract…
People: Dom Estefan, Mari Marianne Wheeler Peterson