It's wrong to sleep with your boss.
Lauren knows that the CEO of her company likes her, and she wants to advance her career.
Lauren wants to get promoted.
Lauren works harder and pursues a master degree, and her manager agrees to promote her to be the supervisor due to her good performance.
Lauren, in return for a promotion, agrees to go to the CEO's house one night when the CEO's wife is not home, and they act inappropriately on the bed.
Lauren's coworkers admire her diligence and respect her as their new supervisor.
Lauren's coworkers learn of the affair and isolate her for acting inappropriately.