MTL - I Have Unparalleled Comprehension - Chapter 4 corpse in wooden box

A supreme expert in the Immortal World had died, and a strand of his soul returned to its original body on Earth. Tang Xiu discovered with amazement that ten thousand years passed in the Immortal World, yet only a single year passed on Earth.

Ruthlessly betrayed by his lover and trusted friends, Tang Xiu found that his soul went back to his previous body on Earth, and, despite he spent 10,000 years in the Immortal World, just a year has passed on Earth and many things have changed. Having an unsurpassed knowledge, Tang Xiu will protect his loved ones and go back to the Immortal World to take his revenge.

- Description from Novelupdates

Junpei Takeda, a high school student, is childhood friends with Noriko Tatsumiya and is bullied by Kido Shouta. One day, while bullying Junpei, they (Junpei, Tatsumiya, & Shouta) were suddenly summoned to a different world by the whim of “God”. Summoned Heroes with cheats, or so he thought. But it turns out Junpei’s stats were even worse than an average farmer. Tricked into a deathly labyrinth by the only one he trust, he walks the journey for revenge.

When you wake up, you suddenly find yourself naked, locked in an iron cage, and next to you a pair of eyes are closely staring at you, where will you cover up first? Up top or down below? Luo Qingyu didn’t cover up, she smiled charmingly, and knocked him out. Crossing? It doesn’t matter, she is a top agent, in a different era she can still mix in the wind and water. Unspoiled daughter? Oh, she’ll let the old man regret until his intestines are black…….

- Description from Novelupdates

He is the heir of Di Hao Group; decisive, cold-blooded yet dotes on his wife a little too much.