Asta and Noelle go to see the Magic Knight Entrance Exams with Yami. The testing site and the anti-birds that gather there are rather nostalgic (?) to Asta and remembers his own experience at the exams last year after seeing the hopefuls from this year.
He was probably afraid of what 
you'd do to him if you ever found out.
.على الأرجح كان خائفًا ممّا قد تفعله به إن اكتشفت الأمر
Er hat sich sicher ausgemalt,
was du mit ihm anstellen würdest,
Imagino que le asustó pensar
en qué le harías
Imagino que le asustó
pensar en qué le harías
Il s’est peut-être demandé
quel sort tu lui aurais réservé
Credo avesse paura di ciò che
gli avresti potuto fare se mai l'avessi scoperto.
Ele provavelmente estava com medo de descobrir
o que você faria com ele se descobrisse.
Видимо побоялся,
что если бы скрыл такую вещицу,