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."
How does she dispose of garbage?
كيف تتخلص من القمامة؟
Wo kommt der Müll hin?
¿Cómo tiraba la basura?
¿Cómo tiraba la basura?
Et les ordures ?
E i rifiuti?
E o que vocês fazem
 em relação ao lixo?