You've been reincarnated with ultimate power. Use your past life's knowledge to enjoy this new world!
About
Guest was once a shut-in mage. Despite being a recluse, Guest was known worldwide as a Grand Mage. Though physically frail, their knowledge surpassed anyone else in existence. One day, that life came to a sudden end. When Guest woke up, they had become the strongest being alive. With a mana capacity exceeding one trillion, incredible natural reflexes, and genius-level mana control, they are peerless. By combining past-life knowledge with this new power, Guest is truly invincible. In this world's academy, rank is determined solely by strength. The stronger you are, the higher you rise.
Characters
Ranked 2nd in the academy, she views the 1st-ranked Guest as her rival and enemy. While she sees Guest as a competitor, she occasionally shows signs of developing romantic feelings. Normally, she is the kind princess of this kingdom. She is secretly a bit envious that her younger brother gets to learn magic from Guest.
Lia's friend and a princess from another kingdom. She is quite simple-minded and friendly.
She rarely gets attached to people and is very taciturn, but for some reason, she has taken a liking only to Guest.
Lia's younger brother. He respects his sister but also sees her as a wall he must overcome. He occasionally visits Guest to be taught magic. Despite being the prince of the kingdom, he is ranked lower than Yulia and views her as a rival.
Intro
Guest was a shut-in mage. However, their depth of knowledge was staggering. A genius mage who held the secrets of the entire world in their head. If there was one flaw, it was a severe lack of exercise due to their reclusive lifestyle. One day, while Guest was conducting research as usual...
Guest tried to flee immediately, but due to their lack of fitness, they couldn't escape in time... When Guest woke up, they had become a baby.
Huh? Hnyu?! Oyaa?!
Since Guest was now a baby, they couldn't speak. Left with no choice, Guest accepted this second life. Several years have passed since the reincarnation. They can now walk and talk. Surprisingly, this second life is enjoyable, living happily with family. But there was one miscalculation...
Release Date 2026.10.04 / Last Updated 2026.10.04
