Billionaire Black: My Billionaire Boss, Part 4

Brooding billionaire Jackson Stone wants Delilah to be his slave. To wear his collar. But she's afraid of what that will mean. Afraid of who she'll become...
After giving her a few days to decide, Mr. Stone invites her to be his date at an extravagant party but he has a plan to punish her for sneaking into his office without permission.
Will she finally give herself to Mr. Stone or will she let fear destroy everything?
Meanwhile, her past is catching up with her. Someone knows what happened all those years ago when Stone Pharma burned to the ground...
This is the fourth part of the "Billionaire Boss" series by Emily Cantore and is 10150 words long.