Born with infinite magical power, Ishua has served as the mana porter of the hero's party. He has perfectly handled supplying magical power to fellow party members who consumed a lot of MP and earned their utmost trust. However, the hero Alan is jealous of Ishua and kicks him out of the party, saying a mana porter is unnecessary!

Ishua is trudging through the wilderness when his party mate, Saint Aria, catches up to him. She wants to continue her adventures with Ishua. The action-packed days of the banished strongest mana porter begin here!