Meredith Grey has a very overprotective brother named Mark. But what happens when Meredith sleeps with Derek Shepherd, Mark's best friend?

Meredith Grey and Derek Shepherd AU! Meredith is a Senior at University of Washington in Seattle studying premed, fall quarter is about to start so she decides to spend one last night out on the town where she meets handsome and charismatic Derek. Derek is an AP anatomy and physiology professor at the UW. It is his first year in Seattle and so he has decided to go out and get to know the city better. It is then that he finds himself in the company of the young and mysterious Meredith. Will contain other greys characters and some cannon events, but will definitely be different!

Meredith finds herself in an awkward situation whenever the unthinkable happens.