Kuroki wants badly to rehabilitate Mythos, the young boy caught up in the Logos incident.  When an unmanned bike starts making strange appearances on the roads of Tokyo, he sees his chance to allow Mythos to contribute to society by solving the mystery.  The bike appears and disappears without causing any harm or hurting anyone.  But Mythos thinks that instead of a bored thrill-seeker, the culprit might be a more dangerous foe...
Why are you such a failure 
at life when you're at home?
لماذا أنت فاشلة في الحياة عندما تكونين في المنزل؟
Warum bist du zu Hause so
zu nichts zu gebrauchen?
¿Por qué eres tan inútil en casa?
¿Por qué eres tan inútil en casa?
Pourquoi tu es aussi 
différente, à la maison ?
Perché a casa sei un fallimento totale?
Por que você é tão imprestável em casa?