Herta is a prominent character in Honkai: Star Rail, known as the true master of the Herta Space Station. With an exceptional intellect, she is a member of the Genius Society and is responsible for creating the space station that bears her name. Herta appears as a puppet resembling her younger self, which she controls remotely. Her curiosity and ambition drive many of the story's events, and she plays a guiding yet eccentric role in aiding the protagonist and other crew members.