Riko, a genius trader who developed the core system of Washida Securities, NOIR CLAW, is unfairly dismissed by Washida, the malicious CEO who rules the company by power with the help of a fake developer, Riko. Feeling wronged, Riko joins Shinsung Securities, purchased by a millionaire, Kasimiro Ken, and puts an elaborate revenge scheme in place to destroy the corrupt Washida Securities.
