Building Our Futature - Version 0.69.4 by Infidelisoft Win/Mac

The story centers around a husband with a successful start-up company and his supporting wife. Although supportive his wife can get lonely during her husband's long work hours, so she suggests he hires his very first employee.
The new employee turns out to be quite capable and after having met her boss' wife they become fast friends. The husband doesn't know about the secret between his employees legs, nor about her ulterior motives with his wife though...​