From fictiondb:

Mr. August: Luke Garnier, rich as royalty, sexy as sin
Looking for: A fast track to fatherhood
The mother-to-be? His straitlaced secretary.

Business meant staying focused on the bottom line, and Luke wasn't looking for a wife. Just an heir...with no strings attached. Persuading his faithful assistant, Haley Rollins, to be his surrogate seemed an expedient solution. But once shy Haley joined him in their marriage bed, the construction mogul discovered their business arrangement had some world-rocking "employee benefits"....