A social gathering happens at Eden College once every half term. It is a strictly guarded event where only Imperial Scholars and their parents, the VIPs of Ostania, are allowed to go. Damian tells his brother that he'd like to see their father when he attends the event. Loid finds out about that and uses Damian to get close to his target.
and tried to get close to him 
disguised as someone else...
...وحاولت التّقرّب منه متنكّرًا بهيئة شخص آخر
und uns ihm als jemand anderes
ausgegeben nähern würden …
e intentara acercarme a él
fingiendo ser otra persona…
e intentara acercarme a él
fingiendo ser otra persona…
en me faisant passer
pour quelqu’un d’autre…
e riuscissi ad avvicinarlo impersonando qualcuno...
e nos aproximássemos
disfarçados de outra pessoa...
И даже поговорил бы
под личиной какого-нибудь деятеля…