The backyard dumper turns out to be a security firm employee and a museum thief. Not only that, his accomplice might be in mortal danger.
The thing about being accompanied 
by his teacher was his idea.
أمّا اصطحاب أستاذه له فقد كانَت فكرته
Das mit seinem Lehrer
als Begleitperson war seine Idee.
Son prof, il y a pensé tout seul.
Chiamare l'insegnante è farina del suo sacco.
Chamar o professor foi ideia dele.