Job Transfer for All: the Female Sword Fairy with a Contract at the Beginning

Travel to a world where everyone changes jobs! In this world, everyone has their own profession, warriors, tanks, mages, shooters, assassins... Lu Xuan, who has been repeating for three years and is regarded as the "most useless" repeater, refused to express his love for the school beauty at the swearing-in ceremony and became the target of public criticism! At the beginning, you make a contract with the peerless female sword fairy and obtain the Heaven and Earth Sword Technique! I, Lu Xuan, have a sword in my hand! One sword should stand, the gods forbid it!