MTL - Disassembling System: Begin With Scrapyard Alchemy - Chapter 4 hard to guard against

Su Jianan was marrying the love of her life. It all seemed picture-perfect, except for a few catches. One, it was a marriage of convenience. Two, she would be divorced after two years.

With her well-being under threat, Su Jianan had only one choice to keep herself safe: marrying, and pretending to be loved by a powerful man capable of protecting her. Conveniently, her soon-to-be husband was Lu Boyan, a man she had been secretly in love with for fourteen years. She went along with the marriage, knowing full well that her love was one-sided.

Or was it?

Business tycoon Lu Boyan had known Su Jianan ever since she was ten. Back then, the death of his father had plunged his world into darkness, and Su Jianan’s presence had brought a new ray of light into his life. Now, it was his turn to protect her. He would marry her to keep her safe. But two years later, he would divorce her: it would no longer be safe for her to remain by his side.

What fate awaited Su Jianan and Lu Boyan? Would their marriage mark the beginning of a happily ever after? Or would it lead to heartbreak and sorrow? Would their marriage outlast the two years? What kind of secret was Lu Boyan keeping?

Follow along with the twists and turns of this slow-burn, action-packed love story!

- Description from Novelupdates

From the depths of a deep and blissful slumber, Chu Yu awoke to the vague sense of someone beside her. Among four of five men that she saw sleeping around her when she awoke, one in particular, caught her eye.'Who is he?'With his unrivaled elegance and the air of supremacy around him, he gazed upon the princess and asked, “What's wrong, Princess? Did you have a nightmare?”And with that, an uncontrollable chill rose up her spine that made her shiver despite the warmth of the room.Is it a joke? Or is it destiny?

'Death' It was meant to be the end, but it brought a new start.After a destructive nether storm consumes his world, Jack finds himself face-to-face with a powerful being who tasks him with a mission he can’t refuse.Reincarnated as Asriel—the most tragic, doomed character from a novel he once read—Jack’s frustration grows: “Damn it, why this fool?”Now, he must navigate Asriel's cursed life, facing relentless supernatural beings that threats him with a single hope:[Necromancy System Activated!][Ascend as the Ruler of the Undead!]But can Jack rise above Asriel's fate, or will he, too, fall prey to the shadows lurking in his new world?

The strongest Hero in history, Nakamoto Keisuke.

He was summoned to another world in the spring at the age of fifteen years old, and when he successfully defeated The Demon King, he was already thirty-two years old. He had finished his role in another world and returned to Japan, but the reality that had been waiting for him was, “Middle school graduate with seventeen years of blank period” label. He couldn’t find a decent job and had no choice but to spend his days working part-time.

Before such a Nakamoto, a beautiful girl who self-proclaimed had come to return the favor, appeared. “I’m the reward for Hero who had defeated Demon King”, said Angelica, a girl who came from another world that persistently tempted Nakamoto to make her his wife. Together with a high school girl who looks like Elsa, his beloved girl that he lost in another world, Nakamoto with his cheats skills got caught in a harem life.