Blessing of Acceptance and Trust

Merlin forgot all about his grief when Zero completed his grimoire. The teen had been very proud with his worn-out grimoire and Merlin grounded Zero from doing any more designs or work for a week until he reflected on his reckless actions once more.

"Ancient magic should not be used carelessly!" Merlin yelled and Zero had a difficult time understanding why his teacher was so angry. Wasn't he the one who told Zero to find him in three days after binding his grimoire and creating the spells he wanted to add to his grimoire?