Former Hero, Solo Play Oriented - Chapter 4

A 40-year-old man suddenly dies and is reincarnated in a world devastated by zombies—but instead of becoming a hero or a survivor, he wakes up as a zombie girl.

I lived for you in the last lifetime, everything I did was for you, yet you wanted me to die; so, this time, life is mine to live! This world lied to me, betrayed me, and humiliated me, and I am back to change everything!

- Description from Novelupdates

Kai, an ordinary guy dies due to an unknown scheme. Instead of going to heaven or hell, his soul went to VOID, which is known as the mother of all things in EXISTENCE.Later, he gets reincarnated in the Enlightenment World with a VOID fragment fusing without him knowing.There he desires to achieve the position of Great Emperor, a coveted position that can be only obtained in the BATTLE OF DESTINY.In order to win the battle, he had to face countless geniuses with special bloodline and physique.But he was born with an ordinary talent and his chances of winning the battle was almost impossible.Without accepting the reality, he chose to change his fate on his own, which brought the wrath of heaven itself and gave him three insurmountable trial.Will he survive the trial set by the heaven?Or will he perish without fulfilling his dream of becoming an Emperor?And why did a VOID fragment fuse with his soul? Is he really ordinary or even that is just a facade?------------

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