The mock exams are coming up and Shun is worried about his future.  Some of his friends are easy going about the test while others are serious about it.  He feels stuck in the middle without a clear direction.
Azuma-sensei, when did you 
decide to become a teacher?
Azuma-sensei, ¿cuándo decidió 
convertirse en maestro?
Prof. Azuma, quando você
 decidiu ser professor?