MTL - Ace Evolution - v8 Chapter 40 Type 0. Ghost Burning ...

Violet skies, a world undergoing massive changes, a deficient moon, interlinking voids…
When the world experienced a cataclysmic event,the majority of living things ceased to exist. Although humanity survived by hiding in the last safe zones, humans had to face mutated dire beasts and colossal source beasts that could break through the space barrier and enter the earth at any second.
Luo Yunyang, a young man who grew up in those calamitous times, obtained an attribute regulator and set out to walk the path of supremacy!

- Description from novelupdates

The Main Character, Watari Karito, is a veteran player of a Military Shooting VRMMORPG.

Upon opening his eyes, there before him was a bridal chamber adorned with red candles and windows.A bride dressed in a phoenix coronet and robes of rank sat upright on the nuptial bed, her face covered by a red bridal veil.Zhao Rong rubbed his sleepy eyes, “Have I become a groom? Oh, and a junior one at that.”Understood.His facial expression brewed for a moment before he twisted his mouth into a smile, “Wait a second...”Huh, something's amiss.The bride is my childhood sweetheart who also harbored a crush on me?Oh, then that's alright.This is very fitting.Zhao Rong stepped forward, happily lifting the red bridal veil, “Hey hey, my lady, where are you running off to?”-------------In the great era of contention, the tide of the times surged forth, and Confucian Scholar Zhao Rong bravely faced it head-on. Not only did he seek to catch up to the footsteps of his childhood sweetheart turned Sword Immortal Lady, but he also wished to witness firsthand the dispute that engulfed more than half of the Cultivation World, the strife among the various schools of thought...—————[Slow-burn], [Non-cliché], [Non-level-up], [Romance plot], [Sweet without the angst]This book is also known as “I Have a Fox Fairy Wife”, “Rebirth: I Deliver Parcels in the Otherworld”, “Zhao Ziyu, The Smirking Scholar” “I Really Don't Want to Be a Kept Man”...

While returning home from a boring day of work, a black hole opened up in front of John and sucked him in. Before he was floating in the blackhole, a helmet latched on to him. "Uploading A.I under progress...Activating Survival Kit" A weird robotic sound appeared within the conscious of John and suddenly a white energy enveloped him... After opening his eyes, John noticed he was teleported to a whole new world. A world of magic and he was a user of a system. Arkon, the world John was brought too, was a medieval world which is 10 times bigger than earth. This new world held many new mysteries and this was the beginning of John's adventure. John will dominate and stir the world with his new system. Old technologies begone and use my advanced techys instead! Ha! you want to hold a politic, economical and military war with me? Sorry but my system is too broken for you all to counter.