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."
There was a sewing machine in her room.
.كانت هنالك آلة خياطة في غرفتها
Im Schlafzimmer war
immerhin eine Nähmaschine.
Tenía una máquina de coser.
Tenía una máquina de coser.
Elle avait une machine à coudre.
Afinal, tinha uma máquina
 de costura no quarto.