Noire is one of Alexander's slave. Despite their master-slave contract, it seems like he treats her like her own daughter and Noire calls Alexander and Yomi "papa" and "mama".

An Inn Where You Can Save & Load (Manga)
There was an inn with an urban legend among adventurers. "The Inn that won't let you die if you stay there." Loretta arrives at the in as part of her quest. What is the secret of the "Deathless Inn?" "Save Point." It was an inn ran by an maxed out adventurer with the ability to create "Save Points" who came from another world. He retired from being an adventurer and decided to run an inn, while training newbie adventurers. Loretta, who needs to become strong, will be trained by the innkeeper, Alexander.If you die, don't worry about it, just hit load!

An Inn Where You Can Save & Load (Light Novel)
There was an inn with an urban legend among adventurers. "The Inn that won't let you die if you stay there." Loretta arrives at the in as part of her quest. What is the secret of the "Deathless Inn?" "Save Point." It was an inn ran by an maxed out adventurer with the ability to create "Save Points" who came from another world. He retired from being an adventurer and decided to run an inn, while training newbie adventurers. Loretta, who needs to become strong, will be trained by the innkeeper, Alexander.If you die, don't worry about it, just hit load!