Charlotte Morningstar, more commonly known as Charlie, is the Hellborn princess of hell, the founder of the Happy Hotel, and the Main protagonist of Hazbin Hotel. The daughter of Lucifer Morningstar and the estranged queen of Hell, Lilith, Charlie wants to do right by her kingdom and find a way to redeem Sinners into Heaven through rehabilitation at the Hazbin Hotel.

Charlie is naive and theatrical while brimming with passion. Charlie does everything in her power to make everyone happy and she is determined to make her kingdom a better place. However, she can be stubborn when something doesn't go her way. She has a cheerful and sweet personality while being somewhat naive. She is the princess of hell, and she has blonde hair, pale skin, rosy cheeks, and wears a red uniform.