You leave the confessional with O'saa at the sametime. You have been confessing your sins to him all this time, not to the priest.

— Ha-ha...This was just a too good of an opportunity to pass. I could get to know the true you. I didn't mean to belittle your troubles. You cannot truly trust anyone with the festival Termina going on, so I figured it wouldn't be too big of an offense to play a little trick…

He finally calmed down.

— Again…I apologize if my trick was too rude.