City of Sin (Yanyu Jiangnan) - Vol 1 Chapter 21: Watering The Fruit

[Mature Content!]In the heart of a bustling metropolis where ambition and dreams collide, Ella, a talented yet struggling artist, finds herself facing a crushing blow. Her world shatters as her ex-boyfriend exchanges vows with her former best friend, a betrayal that leaves her feeling humiliated and lost.Desperate for a change, an escape from her heartache, she impulsively agrees to a marriage of convenience with Damien Stone, a mysterious and enigmatic billionaire CEO. Damien, needing a temporary wife to appease his demanding board of directors and secure his position, sees the arrangement as mutually beneficial. As they enter this calculated agreement, both with their own hidden agendas, an unexpected spark ignites between them.Amidst the carefully constructed facade of their marriage, a genuine attraction blossoms, challenging their preconceived notions and altering the course of their lives in ways they never imagined.

The world that nurtured the civilization which reached the pinnacle of magic was on the verge of destruction.
The last survivor transmigrated to the past, when the magic civilization started growing, as countless mages were still fumbling their ways through the thorny paths of magic knowledge.
He, who came from the end of the magic era, aim to reach the pinnacle of magic.

- Description from Novelupdates

Li Xiaofei, thrust 500 years into the future, finds himself as a young orphaned man in a harsh, post-apocalyptic world. Raised by a woman only slightly older than himself in the unforgiving slums, he quickly learns that survival requires both strength and cunning.In a world ravaged by alien star beasts, where gangs rule the streets and political factions vie for control, chaos is the order of the day. Amidst this turmoil, Li Xiaofei must carve out his own destiny. Armed with the mysterious Moonlight Treasure Box, he embarks on a perilous journey to make a name for himself and protect the ones he loves.Will Li Xiaofei rise above the chaos to bring peace to his world, or will he be consumed by the darkness that surrounds him?Official BlurbThe star beasts invaded, and Earth’s civilization collapsed. A young man, wielding the artifact Moonlight Treasure Box, drew upon the legacy of three thousand martial arts techniques from various worlds. He protected humanity, won the hearts of beautiful women, slew star beasts, suppressed myriad races, ruled the universe, and commanded the heavens. In the vast cosmos, he was invincible!