Cast list

Charlotte Sloan is the younger sister Of mark Sloan. She was in New York with him and he trained her through medical school. Charlotte and Derek had more than a mentor and mentee relationship. They had an affair. Charlotte knew it was wrong but she knew that there was something right about it

After Derek found addison in mark in bed together. He left New York and went to Seattle. Charlotte went with him as she started her internship. Things are different with Charlotte and Derek and they are now engaged and happy but they knew that had to keep their relationship a secret at work but can they really make a relationship work after everything?