Flash Marriage: CEO's Sweet Love - Chapter 780

A skilled but unfortunate modern-day assassin was killed in a freak accident. However, he soon found himself summoned to another world by an evil wizard, who had him possess the body of a boy as an experiment. After successfully planning the evil wizard’s downfall, he used the wizard’s body as a springboard to gain influence and power in his new world.

- Description from Novelupdates

Aric Valerian, the fourth prince of the Valerian Empire, bears many titles: The Forgotten Prince, The Whore’s Child, The King’s Bastard—names that have been spoken more than his own. Born with a crippling illness and devoid of mana or ki, Aric was a disgrace, scorned by his family and the court. But when the gods cured him and gifted him the strength to fight, Aric dared to hope. He sought glory in battle, only to be betrayed by his brother and sent to die in a hopeless war. In his final moments, as death closed in, a mysterious text appeared before him… [Would you like to change your fate?] After being given another chance, Aric embarks on a ruthless journey to claim absolute sovereignty. [Ki Circulation Mastered: Strength +10] [System Upgrade: Advanced tactical planning unlocked] [Hidden Fortress Established: Stronghold security +15%] The forgotten prince claws his way through the treacherous landscape of imperial politics, he is forced to make impossible choices, each decision pushing him further down a path soaked in blood. He learns that true power demands sacrifice, and the price of vengeance may be his soul.

This novel is also known as The World Is A Wasteland: I Obtained A Top Tier Shelter

The meteorite destroyed the world, and the global people traveled to the wasteland world!

The monstrous flood, the ice age, the advent of alien beasts, the plant plague…

Under the random disaster once every seven days, if you want to survive, you must build a higher-level shelter!

Lin Yue awakened the 100% treasure chest system, and since then he has opened up a completely different style of painting from others.

Others: “The explosion rate of the treasure chest is too low? I still haven’t killed fifty mutant creatures!”

Lin Yue: “There are too many boxes and there is no room in the inventory. Do I have to upgrade the shelter to build a warehouse? Oh, it’s so annoying.”

- Description from novelbuddy

One will to create oceans. One will to summon the mulberry fields.

One will to slaughter countless devils. One will to eradicate innumerable immortals.

Only my will… is eternal.