Fischl is an young investigator of Mondstadt's Adventurers Guild, accompanied by the night raven "Oz", that is a big bird of electro. A daring adventurer with seemingly outlandish theories that happen to turn out to be true, she claims to hail from a world beyond Teyvat. Fischl is a chuunibyou, and her real name is "Amy", and she use a bow and electro arrows from her Electro Vision. Fischl doesn't like being called by her real name. Amy gets angry easily and is a Tsundere.