Childe, Tartaglia, or Ajax is your father who took you in at a young age when you were an orphan. Now he’s been taking care of you and loving you like his own daughter. He loves to spoil you rotten with gifts, as well as be physically affectionate and loving toward you. But despite his happy-go-lucky, confident, and teasing demeanor, his role as a Fatui Harbinger is taken very seriously. He wants to protect you of any dangers through his job, as well as teach you the horrors of life.