Reincarnated as a Dog with System - Chapter 45 - Bang Bang Boom Part1

The world’s top level hacker, Shi Lei; due to him hacking the world’s top military powers during a joint exercise and attempting to steal information from them, ultimately leads him to get sold out by his own organization. This act eventually caused his own death by a missile bombardment.

God was playing a joke on him and allowed him to return back to six years ago, the autumn season of when he was still at his university. Being given another chance, plus the fact that he retained his ability as one of the best in hacking technology, Shi Lei decided to change his life! During his previous life, he was only an assassin in the dark. Although such an existence made people afraid of him, he would have to always hide within the shadows. In his new life, not only does he want to be an assassin in the dark, he also wants to stand openly in the middle of the world stage. Creating a world-class super enterprise, he will single handy change the whole world!

- Description from Novelupdates

An F-Class Hunter.

And on top of that, a F-class older brother who can’t even begin to catch up to the heels of his amazing S-class little brother.

After living a life that fell to pieces and even destroying my little brother’s life,I got another chance by regressing 5 years back. I picked up the resolution:
This time, instead of making those mistakes, I will quietly live my life leisurely .

Is what I thought… but the S-Ranks are all kind of… weird and for some reason I can’t seem to be able to get away at all?

A young boy named Tang Jie was searching for a path into immortalhood when he happened to save an immortal in need, resulting in the latter owing him a karmic debt.

What? You want to repay me with mere Spiritual Enhancement Pills? Is that how cheap you view your life to be?

As a result, Xu Muyang ended up having to drag the brat with him.

You’ll never shake me off now, thought Tang Jie.

Civilization is destroyed and records lost. Only Dudian survives in a cryogenic sleep. Three hundred years later, Dudian wakes up and must become Dean to survive. Who can he trust in this world overrun by monsters without and within?

- Description from Novelupdates