The Doctress with Healing Hands: Your Highness, Please Behave Yourself - Chapter 31

One system connects two worlds. Wu Ye, a timid and unambitious rich second-generation, was suddenly thrown into an apocalyptic world of zombies, equipped with a strong golden finger. To flee, or not to flee?

Qin Wuhua, a cold-faced special forces soldier, with his comrades betrayed by his superiors, showed him one night of “good will.”

To eat, eat, or eat? (Ye: What about the other options we talked about?! Qin: Be good. Ye: …..)

- Description from Novelupdates

The fiancée has betrayed, but how could she know that the man she looked down upon was in fact a prodigy with healing and martial prowess!

In the turbulent era, the world was under the reign of cunning careerists. A young man named Mu Feng grew up in numerous battles and unceasingly made earnest efforts to stand on his own feet.

His father was murdered, and two hundred thousand of his people were slaughtered. Mu Feng accidently obtained the Sacred Book of Asura, and then he embarked on his journey of revenge with fierceness and blood!

Killing and blood proved his love for family and his people!

He was the almighty Asura!

- Description from Novelupdates

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.