Mana Porter with Infinite Mana: Even Though I Supplied All the Party's Mana, I Was Banished by the Hero. Now He Panics Because He Can't Use the Holy Sword Without Mana, but It's Too Late Since the Whole Party Has Abandoned Him

Thanks to his infinite mana, Ishua has been working as a mana porter to the hero party, doing a perfect task of supplying mana to the party members who consumed a lot of MP and earning the trust of his companions. However, Alan, the hero decides to banish him from the party in a fit of jealousy. "We don't need a mana porter!" And chasing after Ishua through the forest Aria, the saint, appears wishing to continue adventuring with Ishua.