Koko wa Ore ni Makasete Saki ni Ike to Itte kara 10 Nen ga Tattara Densetsu ni Natteita - Chapter 152 - Lunch with the Beasts

The heavens and earth change when the blood phoenix descends.

Su Bai wakes up and finds that the world has changed drastically. He realizes he has come to a world of pets. After accepting the new setting, he is determined to become a powerful Pet Tamer.

“Abused and disowned by her family after she was found heavily pregnant, Ji Weixi was forced to leave her hometown with nothing to her name. She returns four years later, only to be caught in a job with Li Shaoling, her stepsister’s fiancé-to-be as her boss.

***

Ji Weixi was holding up a certain body part of the child and aiming it at the toilet.

The tot’s brow eased amidst the gushing. “”Comfy…””

Li Shaoling’s gaze was overwhelmingly icy. “”You are not allowed to touch him there!””

Ji Weixi stared at him as if she was staring at an idiot. “”By what right?””

Li Shaoling glared at her. “”You are only allowed to look at mine.””

Never!!!”

- 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.