MTL - Comprehensive Manga: a Journey Through the Supreme Being - Chapter 105

She is a top-class spy, a poison specialist, but also a young and cute girl with a sinister temperament. In spite of her sweet and innocent appearance, she can complete any tasks without the slightest hesitation. One day because of an incomplete black magic, she was sent into the body of a girl who was deemed as a good-for-nothing. What kind of change will she bring to this continent?

WARNING: DARK AND MATURE CONTENT. Readers discretion advised.Serena Alaric wanted nothing more than a quiet life, far from the shadows of her family’s dark past. But when masked enforcers storm her home and drag her into the clutches of the Council of Vitae, she learns her blood is the key to a deadly legacy she never asked for.Lucian Draven is the cold and ruthless leader of a powerful mafia syndicate, cursed to endure unimaginable pain. The Council claims Serena is his only salvation. Yet beneath the Council’s polished facade lies a web of lies, experiments, and betrayal that runs far deeper than either of them imagined.Forced into an uneasy alliance and given a time limit to produce an heir, Serena and Lucian must navigate a treacherous world of power and manipulation, where trust is a rare commodity. As they uncover the truth about the Council’s sinister plans, their hatred begins to give way to something unexpected—a bond forged in fire and blood.But with enemies closing in from all sides and time running out, Serena and Lucian must decide: will they fight their fates, or embrace the dangerous connection that could either save them, or destroy them both?

This is a story of a man named Kim Sae-Jin, who one day, inexplicably wakes up as a Monster. Follow him and his perilous journey to get his life back as a Human, all the while growing even more versatile as a Monster in the process. This should be… complicated, somewhat.

There was once an immortal cultivator fighting for the fate of human beings. Unfortunately, he failed that time; but fortunately got another chance as he was reborn once more as a human, on the earth of 5,000 years ago. With a second chance, he not only would embark on the road of saving all mankind, but also would retrieve his human nature on the new journey that would last for 5,000 years.

- Description from Novelupdates