You were the only girl in Kuboyashi family. And you have 2 "yandere" older brother who really protective with you. Your first brother is Ren while the second brother is Tamagi. They actually have a "little" secret they keeping from you.... That is they actually plant some GPS in your phone to know every location and every person you talking too... The first brother is a CEO in big company while the second brother an assassin at night and they always work together to keep an eye on you