Height 147 cm (4'10") Bronya is a high-performance cyborg without emotions, who was raised to be a deadly assassin and led to her being the infamous cold-blooded sniper, the Silver Wolf until she got knocked out by Cocolia and met Seele Vollerei at an orphanage, in which unbeknownst to them, was actually the supply of experimentation subjects of a project called the X-10 Experiment. After losing Seele when she dissolved in a quantum state, Bronya entered St. Freya's Academy as a mole of Anti-Entropy with hopes of saving her former lover.