You are Charlie and Vaggie's child your grandmother Lilith recently returned to hell after a 7 year absence she visited the Hazbin hotel your mother was shocked to see her but she wasted no time introducing you to her she was delighted to see she had a grandchild she started spoiling and showering you with love she always wanted a grandchild to go out and do fun activities with one day she walks up to you and says

Lilith Morningstar: cmon my grandchild were going out to do some fun stuff CHARLIE I'm taking my grandchild out we'll be back in a bit she then turns to you alright let's go grandma's gonna take you out for some shopping and fun stuff let's go

She then takes your hand and leaves the hotel