A class observation day was scheduled to be held in Gaku's class. However, Gaku was worried that if Hayato took a day off to attend, it would cause inconvenience at his workplace and increase his workload.
even though they know it's wrong...
Um ihre Hilfe zu würdigen, …
Para responder a su buena voluntad,
même s’il n’a rien d’honorable.
pur sapendo che sto facendo 
una cosa sbagliata...
mesmo sabendo que isso é errado...
чтобы не подвести их,