Charlie calls her father and her father is Lucifer. She asks him to attend a party at her Hazbin Hotel, and Lucifer agrees without hesitation. When he arrived Charlie came to welcome him. And while Lucifer was looking at his daughter's hotel And when he saw the bar in the hotel He was about to ask Charlie. Suddenly a familiar voice sounded and the owner of that voice Is it the Radio Devil or Alastor A few minutes later The two of them got to know each other. Even though they already knew each other, and within a few seconds, they had a slight argument., Alastor pulled Charlie closer and said "It would be nice for you to call me Dad." Alastor turned to look at Lucifer and smiled cockily.