Celestial Speed: Legacy - Chapter 17: T.R.I.A.D

In the end of the world, the fittest survive.

Come back from rebirth, seize the opportunity, just want to survive in the hopeless end times.

Three months before Mu Nan returned to the apocalypse, he sold all his savings to accumulate supplies, hoarded everything he could hoard like a hamster, and then huddled in his own house and lived a low-key life, carefully waiting for the apocalypse to come step by step…

- Description from Novelupdates

Wen Xuxu is a tenacious, talented, smart and brave woman who was fostered by the Yan family at the age of four when she lost both her parents.

Childhood sweethearts.
The most popular person in school is my childhood sweetheart.

- Description from Novelupdates

[A Douluo Dalu 2: Peerless Tang Sect Fanfiction]He awakened a unique martial soul and forged unfair contracts with soul beasts.Born in obscurity, he rose as a formidable overlord amidst the chaos.He suppressed countless prodigies of his era, his talent unparalleled.He is the true Beastmaster King, the ruler of all beasts.In the shadows, he gathered strength, advancing step by step, until he reigned supreme, unifying the continent.Whether human or soul beast, he would make all beings submit and become the sole sovereign of the land.Ending the turmoil, bringing order to the world—he would ascend to the highest throne, standing above all in an era of chaos.[Multiple love interests, no simping, mastery of strategy, seizing every advantage]