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.
You're the one who wants to stay, right?
Du willst doch bleiben, oder?
tu veux rester, pas vrai ?
Sei tu quello che vuole rimanere, no?
Você que quer ficar, não é?
ещё не всё... сказал.