Katja quickly establishes dominance over Hana Katsuragi , a student who previously bullied Tomo and Mafuyu. Katja uses her powers to intimidate and blackmails Hana, effectively turning her into her personal "Maria" (a partner who provides Soma).
Katja, a young Russian girl with a "gothic lolita" aesthetic, transfers to St. Mikhailov Academy. Despite her cute appearance, she is a cruel and manipulative Qwaser who dominates those around her. Seikon no Qwaser Episode 3
This episode is noted for being "ecchi-fied," with a heavy focus on fan service and the introduction of Katja’s sadistic tendencies rather than high-octane action. Key Characters Introduced/Featured Seikon no Qwaser - Omniversal Battlefield Wiki Katja quickly establishes dominance over Hana Katsuragi ,
While Katja’s arrival shakes up the social hierarchy, the protagonist Sasha remains largely aloof and moody, a personality trait that continues to frustrate his classmates. Mikhailov Academy
In episode 3 of the anime (The Qwaser of Stigmata), titled "The Seven Lords" (or sometimes referred to by its focus on Katja), the story introduces a major new character and shifts the school dynamics. Plot Summary
The episode primarily serves as the introduction of , the Qwaser of Copper.