Yasunori Hishinuma

어느 날, 우연히 주운 한 권의 「공병문고」를 통해 ‘나’는 학급 최고의 인기인 ‘사쿠라’의 비밀과 마주하게 된다. 비밀을 숨긴 채 살아가는 ‘사쿠라’와 그 비밀을 아는 유일한 클래스메이트 ‘나’

The Dematerialization Phenomenon, in which the real world becomes digital, has become a problem and must be resolved immediately. After hearing of this incident, Netto and Rockman left off after their father and Network Researcher, Yuuichirou. He also had found news of an invasion in the computer of the Trinity Brain trust company: 'The Earth itself will understand the way things stand in the cyber world'. In order to destroy the program causing the incident, Netto and Rockman have to go deep underground. But old enemies await them there, as well as new ones. As they fought each other, the vicious cyber-life, Nebula Grey, awakens. The Dematerialization Phenomenon will not be stopped unless Nebula Grey is defeated.