Yuki Izumi

She was a member of the hacker organization "Orchid",and is a brilliant hacker who prevented World War III. With Squad 31A full of goofs, she is the only one with some common sense and carries the burden of being the only straight man. She is a fan of the legendary band "She is Legend", which Kayamori was a member of. Since joining the Seraph Squad, she has been supporting Kayamori eventhough she gets dragged into a lot of things. Her seraphim weapon is Rafid Fire and her seraphim code is "Hello World"