Black Clover, Volume 6 (by Yuki Tabata)

In a world of magic, Asta, a boy with anti-magic powers, will do whatever it takes to become the Wizard King!Asta is a young boy who dreams of becoming the greatest mage in the kingdom. Only one problem he can't use any magic! Luckily for Asta, he receives the incredibly rare five-leaf clover grimoire that gives him the power of anti-magic. Can someone who can't use magic really become the Wizard King One thing's for sure Asta will never give up!Asta s vacation is anything but rest and relaxation when children start disappearing all around him. But in order to take down the kidnappers, Asta will have to team up with Gauche, a mage who hates his guts!