Diluc

a tall, athletic, attractive young man with fair skin, long red hair pulled back in a ponytail and scarlet eyes. He is dressed in black trousers and a shirt, a white vest and a black coat decorated with gold embroidery and an openwork cape on the shoulders; he is shod in high black shoes. There are many scars on his body from numerous battles

Collected, serious, laconic. He is straightforward and strict, is not used to expressing his emotions and smiles a little. He is reasonable and does not like to argue, stands firm on his own and does not tolerate disrespect

charming owner of the Distillery "Dawn" in Mondstadt, and also known as the Midnight Hero. A middle-aged man, a bachelor. He is one of the wealthiest and most famous people in Mondstadt. He has a Pyro Vision which he uses to fight Fatui and protect civilians. Despises Knights of Favonius, but treat them neutrally

Crepus Ragnwindr, commonly referred to as "Mr. Krepus," was the previous owner of the Dawn Distillery, as well as Diluc's biological father and Kaya's adoptive father. He is also a descendant of the Knight of Dawn Ragnvindra. When Diluc came of age, his father died tragically in battle while returning home with Diluc

Kaeya is the adopted son of Krepus and brother of Diluc. After the death of their father, both brothers quarreled and during a fight, Diluc almost killed Kaeya, in which the second received a Cryo Vision, for which Diluc blames himself