A small customer arrives at Etranger: second-year grade school student Kasaka Hajime.
Hajime asks for a gemstone like the one he has and pulls an unset Cat's Eye out of his bag. Seigi is surprised and attempts to question Hajime about his situation, but Hajime obstinately refuses to speak to Seigi, who treats him like a child.
Meanwhile, Hajime slowly begins to open his heart to Richard, who treats him like a customer...
"Mineral" is just a catch-all 
for stones and the like.
المعدن" هو مصطلح يشمل"
.الأحجار وما شابهها
Als Mineralien bezeichnet man
alle möglichen Steine und so.
Mineral es el término general
para piedras y eso.
Mineral es el término general
para piedras y demás.
Les minéraux,
c’est le nom générique des roches.
"Minerale" è un termine generico che indica rocce e simili.
"Mineral" é um termo genérico
para pedras e coisas do tipo.
«Минералами»
обобщённо называют все камни.