MTL - Golden Age Legitimate Fei - ~ 43. The most unfortunate wedding in history (below)

A Sky God’s Spiritual Foundation. It was the greatest natural treasure in all of existence, but the sacrifices one must make to gain the approval of such an entity was unimaginable.

Ryu is a genius amongst geniuses.

He was born with the four Grand Ancestral Bloodlines. The Lightning Qilin. The Fire Dragon. The Ice Phoenix. The Fire Phoenix.

He was blessed with an Ancestral Grade Bone Structure and Ancestral Grade Meridians. The Ice Jade Crystal Bones. The Chaotic Silk Meridians…

He was bestowed the First Ranked Heavenly Pupils. The Mysteries of Heaven and Earth Pupils…

However, none of it mattered. Born with a False Spiritual Foundation, it seemed that all of his talent would go to waste. Unless…

Unless he was willing to grasp his Fate in his own hands.

Liola—the best assassin in his world—has vowed to kill no more. He was being chased by an assassination organization when he accidentally dropped into a parallel universe: through a dimensional gate and into poor teenager Kaiser’s apartment. Instead of going to the government shelter for lost dimensional travelers, Liola and Kaiser wind up going to school together.

Liola has been trying his best to live the life of an ordinary person, but after certain things happen one after the other, he begins to realize that being an ordinary person could be harder than being an assassin.

The story is about a a hitman, Who dies because of his own recklessness and transmigrates into a game he used to play after his retirement as a hitman.I'm not gonna spoil any further, but i might answer few of your questions.Is MC overpowered?Nope, he'll become strong over time and all battle he'll fight will be because of his effort and techniques.Is there magic and adventure?Yes! It have both magic like normal isekai with adventure and fighting with monsters and many other things. There are other important things like “Essence Stone” But let's talk about it in the chapters.There will be harem?Not really, He will be in contact with many beautiful female and males but one waifu but i haven't decided yet.All i can say is, give it a try, I'll try my best to make it worth your time.

When a cold and crafty girl travels into the body of a foolish, man-crazy, young female aristocrat, what will happen?