A drug known as ‘Refrain’ is rampant on the street and being pushed on the Japanese citizens. The Black Knights become involved, and Kallen’s biological mother turns out to be a victim of the drug.
and no matter how they insult her,
all she can do is laugh like it's nothing.
bleibt ihr auch nichts anderes übrig,
als zu lächeln, egal wie schlimm
alors quand on la ridiculise,
elle rit bêtement, c’est tout.