21st century Goguryeo - Chapter 81

Betrayed and left for dead, Richard Blackwood—formerly known as the world renowned hero Astralis—awakens a decade later to find the world has moved on, and an imposter now wears his mantle. Disguised as a rookie in the Mage Guild, he quietly hunts for answers.'If my little sister is levelled above me, then what about everyone else? How much stronger have the bastards who betrayed me grown while I was dead?'Richard must grow stronger once again, and rise much higher than the S-Rank.'What the fuck? I almost die, and I get a power up?'Not harem.

After being reborn in a sci-fi ABO world, Xi Wei became the newly born son of the Imperial King. He thought, as the emperor’s son he could live a carefree and imposing life, but unexpectedly the First Prince is actually an omega? What the hell is an Omega?

There was an alpha who was born on the same day as the First Prince Xi Wei, the two children grew up together. When Xi Wei looked at the blonde child next door, he always felt that the boy was not pleasing to the eye, so as a child Xi Wei bullied him.

Until many years later …

Looking at the man standing in front of him who was one head taller than him, Xi Wei was dumbfounded.

–He tried to get out of the way, but eventually still fell into his childhood sweetheart’s clutches.

- Description from Novelupdates

Cui Heng was transmigrated to another world and the system told him that the new world he was in was a high-grade Xianxia world.

Things were going great for the demon Bael-Sharoth until a little girl summoned him to open a jar of tomato sauce. Now he's trapped in the human world along with his arch nemesis the beautiful and capable Maharet Flameheart. Life isn't easy for a demon in a small town. But at least the parks are hellhound friendly and the werewolf at the local bookshop seems nice enough. Bael and Maharet must find a loving human family to take in this powerful young witch before time runs out or risk being stuck on earth forever.What to expect: A cozy found family romantic comedy in the style of Good Omens and On a Pale Horse.Gruesomely Wholesome. Enemies to Lovers. Strong Male and Female Characters. Loyal Hellhounds. Sassy Hellcats. A happy ending.