Rinne Horojima

She is the elder sister of the former Shibuya assassin siblings and serves as a sniper. While she was previously active elsewhere, she is currently being looked after by Clarissa in Shinjuku. She comes from an organization known as the "Atelier," where she acquired her shooting skills. Later, it is revealed that a junior pair who are also from the Atelier are now in Andalusia, Roppongi.