In the end, Achill still did not join Fairy Tail, for one very simple reason: he just couldn't stand Makarov.
Erza and the others were disappointed, but they didn't say much. They had known him for so long that they understood his foul temper at least a little.
Of course, using Extreme Path Star had left Achill drained of magic. Although this side effect barely bothered him now that he had resolved his inner turmoil, Erza and the other two still forced him to stay at Fairy Tail for his own safety! The shameless old Makarov was decidedly unhappy about this. Every day, he clamored about charging Achill for his bed and meals, but Achill simply chose to ignore him...
Not only that, Achill deliberately ate huge amounts in front of Makarov at every meal. Since he already had an enormous appetite, he often went out of his way to snatch whatever food Makarov had his eye on. Watching the old man grind his teeth and stamp his feet in frustration left Achill feeling wonderfully refreshed. Nothing could have been more satisfying!
As a result, practically every meal turned into a war halfway through. Achill and Makarov stopped at nothing to secure more food, sometimes even coming to blows! With food flying everywhere and tables hurtling about, they might not have demolished the entire guildhall, but they invariably turned a perfectly good meal into a complete disaster...
Naturally, Achill always emerged victorious from these food wars, which took place three times a day. The reason was simple: without magic, an old man like Makarov was no match for the young, strong Achill.
Three days passed in the blink of an eye. At lunch that day, after suffering so many crushing defeats in their food wars, Makarov finally stopped caring about