A legendary warrior wants to take it easy after his reincarnation! And to line his pockets, he must protect the (allegedly invincible) Sword Princess?! Their story stretches from the ends of their swords! Alta, the youngest knight in the entire history of the kingdom, is in reality the reincarnation of the legendary Master Swordsman. Exhausted by his previous life, Alta decides to spend the news relaxing. He is responsible for ensuring the protection of Iris, pretender to the kingdom's throne, and must join Fiorum High School as a teacher to get closer to her . Alta's students are perplexed by their new teacher's appearance, but his swordsmanship quickly brings them back to reality.' Face me. Seriously, this time. 'With these words, Iris, the Sword Princess challenges Alta, the former master of her world! This duel marks the beginning of their destiny, the one that binds the fighters who choose the path of the sword. Before, I trained like crazy... Now I'm going to enjoy life!!