Max is from a lower class family, where Caroline is from a rich family, but both of them have a same job in a Brooklyn restaurant. They strike up friendship while they work and come up with a plan to open up a successful business if they manage to gather sufficient money.
2 Broke Girls's Max Black Kat Dennings and Caroline Channing are too bitterly sardonic and snobbishly whiny, respectively, to ever become endearing enough to sustain viewers' interest.