In order to find the truth about what happened, Tooru leads his father away from the group as they sneak into the lab.  But his father finds out what he's doing and sets an ambush for them.
the ingredients they used 
at the time to make the drug
sind die Inhaltsstoffe
für die Herstellung der Droge
los ingredientes usados en la droga
los ingredientes usados en la droga
que Keito, il doit en rester
dans les sous-sols.
gli ingredienti usati allora 
per fare la medicina
os ingredientes usados para fazer a droga
что ингредиенты для наркотика