Hazbin Hotel follows Charlie, the daughter of Lucifer and Lillith, as she tries to recruit sinners to join her hotel in order to rehabilitate them, in order to get into Heaven and escape extermination. Although she faces many challenges, Charlie is able to help a few sinners become better people as they fight against angels to protect the hotel, seemingly winning in the end. However, more mysteries are afoot when it is revealed that Lillith is in Heaven and Charlie managed to succeed with Sir Pentious appearing in Heaven after being killed in the battle.

https://screenrant.com/hazbin-hotel-vivienne-medrano-erika-henningsen-sdcc-2024-interview/