New York Billionaires #1: Think Outside the Boss by Olivia Hayle Audiobook 

Thinking outside the box resulted in the best night of my life.
Until I discover the man I spent it with is my new boss.
Attending a secret party where clothes are optional wasn’t a life goal of mine. But when the exclusive invitation ends up in my mailbox by accident… well. Who wouldn't be curious? It's not like I'm going to do anything.
The handsome stranger I meet has different plans. One glance across the crowded party, and an hour later we're stretched out on silk. Our night together is glorious. No names and no regrets.
But I’d forgotten there’s always a price to pay for pleasure.
I find out the cost when I start my internship. Because who is the new venture capitalist CEO?
Tristan Conway, aka my handsome stranger. Powerful, determined, intriguing... and single. Oh, and he wants to see me in his office.
Thinking outside the box got me into this mess.
Now if I could just stop thinking about the boss...