“This party doesn’t need an incompetent magician who can only use supportive magic. You’re fired, Alec Yugret.” Suddenly, Alec, a court magician who had joined the crown prince’s party to help him conquer dungeons, was banished from the party. And not just the party, but the crown prince’s harassment has banished him from the royal palace as well, and a friend from the “magic academy” approached Alec, who was at his wit’s end. “Hey, Alec. Do you want to try to conquer the dungeon with us again?” And so, together with the friends he used to party with, Alec begins his second journey in life.

This is the adventure story of a former court magician who had been abandoned.
Four years ago, the “Lasting Period,” a party of four that had been called “legendary,” has gradually spread its name around the world.

Julius, a mediocre villager, had a strange dream on the day of his eighth birthday. In that dream he saw the life a swordsman living a different kind of life from him. The swordsman had continued to swing his sword day after the day with the hope of being able to slash the stars twinkling in the sky.

This is the story of a swordsman who inherited the memory of an infamous man who was called “Sword Demon” in a certain world.

“——— I want to cut the stars”

Once upon a time, there was a swordsman who wielded the sword, lived by the sword, and died by the sword. After days and months of battle, the swordsman chose death by his own free will, but was reborn as Fay Hanse Diestburg, the third prince of the kingdom of Diestburg. Wanting to distance himself from his past life where he lived as if possessed by the sword, Fay decided to just lead a life of a wastrel, earning the nickname Trash Prince. However one day, because of a pact with the neighboring kingdom's Afillis royal house, Fay is sent to war, leading reinforcement troops. On the battlefield, Fay witnesses a scene of despair, as the "Hero," an existence possessing power rivaling tens of thousands, ravaged the battlefield. Fay considered returning to the kingdom, but a certain knight's death manages to shake his heart, thus he decided to wield the sword once again. The legend of the strongest lazy prince begins!