Kasumi chose to abdicate her position as leader of the Mugen Tenshin clan and become an outcast, overcoming a vast number of trials to survive. If only it were possible for her to live in peace with her brother, Hayate, the current clan leader... However, storm clouds are already brewing, and the next epic battle of Kasumi’s life is about to be set in motion. Alpha-152... Kasumi still has no idea of the nightmare about to be unleashed on the world by her own clone.