Yuki Rin’s parents ed away and she has been living with her older brother Koichiro. Koichiro was an IT engineer who worked for the government until he was recruited by a vicious cyber crime group one year ago. That was when Rin’s ordinary, happy life crumbled. She miraculously survived despite taking her brother’s bullet. Then she was brought into FACE, a cyber crime special investigation unit which the Cabinet created in secret, on the strength of her profiling ability by Minegishi Shugoro. Believing in Minegishi, Rin s the unit’s to combat cyber crime which can destabilize the nation.