Reincarnation: From Opressed Missy to Campus Belle - Chapter 304 Urge to beat you

This is a story about a badass,

Time travelling from the majestic era after the Recuperation of Reiki, he became Kimura Kazuki, a 16-year-old high school student in Japan, one year before the Reiki Recuperation.

Tentatively, he set out to hone himself to the bone, burning candles at both ends to stockpile resources in preparation for the imminent Recuperation of Reiki. His goal was to be many steps ahead of all humanity when the time comes.

However, it seemed like fate had decided to play a cruel trick on him.

One year later, the Recuperation of Reiki… did not happen as expected.

- Description from Novelupdates

A world with magic, mythical creatures, mystical herbs, labyrinths, and treasures.A world where the strongest adventurers get to be the ones to enjoy fame and riches.A world where various rankings decide your worth.This is the world where Shye Crowley and his sister were born.As the children of two fairly known diamond-ranked adventurers, Shye and his sister, Maia, enjoyed a prosperous lifestyle.Unfortunately, after departing for a mithril-ranked quest in hopes of ranking up, their parents couldn’t return.Years passed and life went downhill fast for the siblings.Fortunately, a fateful encounter bestows him a system that could change their fate.

Fate, a gatekeeper who had been working for the castle, is beset by a few burdens.