After the first murder, Shiki's uncle, Director Shindou, is killed as well. The lab is in an uproar. To find out who the killer is, Nishinosono and Saikawa investigate Shiki's room. There they find a robot named Michiru, and a strange message saying "Everything becomes F."
"I have left no trace on my PC that I was alive.
لم أترك على حاسبي الشخصي أي أثر على أني كنت حيّة"
„Auf meinem PC
"No dejé rastros de mi
"No dejé rastros de mi
« Ce PC ne contient plus
aucune trace de ma vie.
"Sul mio PC non rimane traccia
che io sia vissuta."
"Não deixei nenhum vestígio 
sobre a minha vida no meu PC,