Harry Potter with Technology System - Chapter 1: The Boy Who Almost Got Killed

Tara has given it her all, taking care of Derek and being a devoted house wife. But he takes it all for granted, and brings home his first love one sudden day. He even goes as far as divorcing Tara, just so he can be with his lover.Seven years later and Tara returns with her smart and handsome son, Richard. Derek is jealous and wants to take him from her. He is even desperate as to make Tara his wife again.“No. We are over, Derek. You will not take my baby away from me. Go back to your mistress.”He is going to do everything he can to take her back, but what he doesn't know is that there is another billionaire out there who is madly in love with Tara and her amazing baby.

The celestial celestial beings who lived for more than 100,000 years were born and reborn in a small monk in a human world.
His motto: “It’s not as good as a medicinal medicine for ten years of hard work.” “Even if you practice a copper-iron bone, it’s not enough for my soldier’s attack.”

- Description from Novelupdates

Charles transmigrated to the Beast Mastery World and became a Beast Master.At the beginning, he participated in the Beast Awakening Ceremony, where there were thousands of pets with varying qualities. Which one should he choose?At the start, he participates in the Tamer Awakening Ceremony, with thousands of pets of varying qualities. Which one should he choose?Fortunately, he has awakened a system that allows him to see hints that only he can perceive.“Hint: 【The Double Sword Praying Mantis】, Lv1, decent skills but low quality, insufficient for later stages...”“Hint: 【The Four-Winged Tiger】, Lv1, strong and robust but timid, may abandon its master and run away...”“Hint: 【The Frost Wolf】, Lv5, Gold quality, extremely rare with both Ice and Fire attributes...”Charles: “I want to make a contract with the Frost Wolf!”Teacher: “The success rate for the first contract is 100%, which is very rare. Are you sure about your choice?”Guild: “This Frost Wolf is weak and has poor combat ability. Are you sure you don't want to reconsider?”Charles: “No need to reconsider. It’s the one!”

Perhaps it is the choice of fate. As a senior otaku, Qian Lingfeng got the “steel shell system”. However, when he swept the world with the system, became a local rich man, made all kinds of beautiful women, opened a harem, and realized the ultimate fantasy of thousands of otaku, he found that things seemed far from simple!
When the end comes, biochemical zombies suddenly come down, fierce beasts are in power, bloodthirsty zerg roam to kill the world, and human lives are comparable to dirt. Where will weak human beings go in this world? Is humanity going to be extinct? Or … can an otaku save the fate of the human race?

- Description from Novelupdates