My Bittersweet Mafia

Carmilla is a simple and easy-go-lucky girl who runs her cafe along with her friend named Savannah and even her life is as easy as other girls only for it to be turned upside down completely when she gets smitten by one of her customers named Chris who visits her cafe one time night
And fortunately, the paths of Chris and Carmilla keep on crisscrossing with each other on multiple occasions which leads to the development of feelings for Chris within Carmilla, who is completely unaware of his real identity which will change her life not remain the same again
So what is real identity of Chris? what will happen to Carmilla after coming across his reality? And much more important questions will be answered in the story which is going to be filled with twists and turns as it's not going to be a normal contemporary love story