Okami Wa Nemuranai - Chapter 9.6-7-8-

For a million worth of contract, she became a surrogate mother.

He was the chief executive of the Empire and she was of lowly birth. With her adoptive father’s business falling into crisis, she agrees to his contract.

She gave birth to twins: the older brother is healthy, while the younger brother didn’t breathe out. Fulfilling the contract with a huge monetary sum as the reward, she disappeared from his eyes.

Six years later – he was still the cold high-profile president, but when she is accidentally imprisoned in the cage of his golden birds he pressured her harder and harder: “Woman, do not think you can escape my hands!”

The old-fashioned man: “Mu Yazhe, you’d better leave her alone, this is the child’s mother!” The man becomes frightened, questioning the reason this child’s features bears such resemblance to…

- Description from Novelupdates

When natural disasters rage, extreme cold and storms spread infinitely...When global mutations occur, zombies flood like tides, and horrific anomalies appear...When the apocalypse arrives, massive devouring abysses with diameters of hundreds of kilometers begin to appear around the world...When people look up to the atmospheric clouds and see the slowly emerging giant corpses of evil gods...From that day on, people started to notice that the time of sunrise became later and later,until the sun no longer rose, and what awaited was an endless polar night.To survive, on that day, the doomsday broadcast announced to the world for the last time:Everyone, head east, escape the dawn!...Lin Xian awakens the “Mechanical Heart” ability, allowing him to devour machines to gain various mysterious skills, scan machines for blueprints to create new machinery, and even use his mind to synchronously drive various machines.Thus, he finds a 200-ton heavy gas locomotive, pulling specially modified storage, planting, production, medical, and living carriages, embarking on a 320,000-kilometer journey along the star orbit, charging eastward!

This novel is also known as Master Fu's Mysterious Darling Wife

She is the The Young Miss of Military family Shen, her face is peerless, her temperament is cold, and she is her family’s treasure, but isn’t accepted as one’s child by her mother;

He is The Sole Heir to the top giant Fu Family, his power is unparalleled, indifferent high-born, the captain of the mysterious military force, and the youngest commander-in-chief.

Because of her grandmother’s wishes, she married him at lightning speed. She thought that it was a marriage that she needed, but she didn’t expect to be greeted with his extreme pampering.

- Description from Novelupdates

Task 1: Do 10000 kicks for [strength +5].Task 2: Run 10 km for [stamina + 3]. If you fail to complete the task, the punishment is to run naked.“What the fuck?”[And a surprise for you, my dear user][You have two beautiful wives waiting for you at home.]“Now, where the hell did wives come from?”[World quest 1: Defeat an Asura and save your wives]Alan is an orphan in this chaotic world, but his strength in this world is his grandma, who raised him in the orphanage.He wanted to become an awakener for her, but that dream shattered when he found out that his soul is broken in the awakening.Ridiculed by everyone, his only option was to become a dungeon delver to help his grandma.But one night changed everything for him during his job in the dungeon, where his group suddenly faced a dreadmind and nearly died.During that time he awakened his greatest gift, his beautiful system, which suddenly started giving him tasks with weird punishment.Read to know how Alan fights against dragons, vampires, elves, demons, and dreadminds to become the strongest and how he discovers his past and secrets of the world.