Nexus Awakened (An Isekai LitRPG Gender Bender Story) - Chapter 964. Unite Us, Everlasting

After breaking up with his girlfriend, he accidentally acquired a genius system and rose from there against the heavens, becoming invincible..

- Description from Novelupdates

The world is terrorized by the powerful Black Witch who has been sealed in the moon. Every ten years, the night of Hexennacht arrives and a chosen witch must battle the Black Witch in hopes of finally defeating her.

As the current decade’s Hexennacht approaches, a mysterious girl named Kagami Kagami arrives and meets Horinouchi Mitsuru, the daughter of the previous Hexennacht representative.

It takes place between Kyoukai Senjou no Horizon and the City Series, two other series by the author.

Discovering that his wife was cheating on him with his superior, Jonathan Hayes was put on the combat list by his superior, a list that had already been concluded weeks ago.Wanting to survive from the war and come back to get his revenge on his wife and his superior, Jonathan was killed in the battlefield.Instead of going to heaven like every good man should, Jonathan woke up five years back in time, before his country was captured by the enemy, due to the help of his country's corrupt leaders. Jonathan knew his job immediately he realized what had happened to him. To liberate his country from getting captured again, and to get his revenge on his cheating wife and his superior.He had guessed correctly, but there was more to it. He not only went back in time, he woke up in a parallel world where magic was present. His job was not only to rescue his country from getting captured again, his job was to become the first warlord of the world. The first king of the whole world.[Congratulations, you have been rewarded with two unique skills from God]

“I hesitated before, I turned back to face my shred of hope, yet still no one cared.”“Later the thick fog arose, you said you loved me so much, but why is your love even fainter than the fog, so faint that I can’t even see it clearly.”