Becoming the Demon Lord: Taming the Demon Queen Begins - Chapter 8: The sensitive topic

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

- Description from Novelupdates

In a universe where the memory of Wisps has faded, one of these elusive beings finds itself amidst human society two billion years in the future. But what exactly is a Wisp? No one knows anymore. Join this whimsical and unconventional Wisp on a hilarious journey as it navigates an unfamiliar world, seeking its place and rediscovering what it means to be a Wisp.

Xiao Bing, who used to be a top soldier in mercenary and came back to normal life because of the death of his best friend. He started over, played dumb and coped with difficulties. He stood on the bones of others and held beauty by his side. Finally, he succeeded and became the emperor of the city.

“Brother Bing, please protect my little sister as well as my families carefully. I feel lucky to accompany you during these 6 years. It is my honor to go through fire and water with you. I’m not regretful!”

I’m not regretful!

Thinking of what Su Peiya had said before dying, Xiao Bing clenched his fists tightly and cried. He made a decision to protect Su Peiya’s families before finding the spy of Long Men and to make rightful claims for Su Peiya.

Xiao Bing did not love Su Peiya, but he regarded her as his only best friend!

He unfastened the seat belt when the plane landed safely. Looking at the urn in his hands, he sighed, “We have arrived at Jiang City. You get home now, Peiya.”

- Description from Novelupdates

Two heroes of the game Legend of Heroes 2 who were rotten waters*.