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.
It's dangerous to sneak into the factory.
Es ist gefährlich,
sich in die Fabrik zu schleichen.
Es peligroso meterse a la fábrica.
Es peligroso meterse en la fábrica.
Trop dangereux
d’entrer dans le labo.
È pericoloso introdursi 
di nascosto nella fabbrica.
É perigoso invadir a fábrica.
На фабрику так просто не попасть.