: A foreign assassin attending a normal school as her "cover." Her sharp instincts cause her to reflexively attack anyone who sneaks up on her, especially Yasuna.
: An airheaded, fearless girl who constantly tries to befriend Sonya, often leading to broken wrists or being put in a headlock. Baby, Please Kill Me!
The series centers on the "heartwarming" but violent relationship between two high school girls: : A foreign assassin attending a normal school as her "cover