While best friends Max (Kat Dennings) and Caroline (Beth Behrs) continue waiting tables in Brooklyn, the future looks bright for their start-up business venture. There’s a great review from a famous TV personality, a lucky break in real estate and a surprise influx of cash, resulting in the grand opening of Max’s Homemade Cupcakes! But success doesn’t happen overnight. There are rats to be dealt with. Plus ex-boyfriends and a new flame.