MTL - Dark Demon Warlock - Chapter 371 clue

[The criteria for unlocking the system have been fulfilled.][System synchronization with host commencing.][Synchronization complete. Congratulations. You have been given a chance to become the most desirable human in this world, just as you wished.]“This isn’t what I wished for.”[What seems to be the problem?] the voice asked, a hint of curiosity in her tone.“I asked to be the most desirable human, not a woman!” he exclaimed, frustrated as he cupped his newfound breasts.Sylvester Lancaster, a dedicated and kind-hearted unactractive policeman, often dismissed and treated like a doormat, snaps after discovering his newlywed wife in bed with his best friend. Consumed by rage, he goes on a violent rampage, only to realize the horrific extent of his actions when the blood cools—he has committed murder. Panicked, he attempts to flee but is struck by a car and meets his untimely death.However, death is far from the end. Sylvester awakens in a morgue, only to find himself in a bizarre alternate universe—trapped in the body of a stunning young woman named Cara Bolton.In this new world where Sylvester has transmigrated to, vampires, werewolves, witches, and other supernatural beings coexist in a fragile balance with humans, their uneasy peace marked by underlying tensions and hidden conflicts. Among the supernaturals, vampires reign supreme as the most dominant and influential. The system reveals to Sylvester that he now wields two new skills: the power to read minds and the ability to detect lies, skills inherited from Cara, the body’s former inhabitant who was a fairy.The system assigns him quests to complete, allowing him to level up and gain all remaining skills a fairy possesses. Many of these missions involves sex, manipulating and exploiting people, as well as infiltrating the vampiric council.

Haewon, a violinist, is a nonchalant person who neither blocks the ones who come into his life nor holds onto those who leave. One day, his only friend, Taeshin, commits su*cide, and after failing to speak to Taeshin, who called him several times shortly before his death, Haewon is haunted by his death, even though he doesn’t have much of an attachment to human relationships. Then, he inevitably runs into Woojin, the man Taeshin had a crush on, and Haewon indifferently crumples up the business card Woojin hands him.One day, Haewon, forced into an unwanted relationship, becomes entangled in an assault case, but thanks to the business card given to him, he receives help from Woojin, who’s a prosecutor. Haewon feels uncomfortably guilty and tries to keep him at arm’s length, but Woojin is comfortable enough to take a few extra steps.

"Stay with me and I will give you everything your heart desires. For you, my darling, I would part the mountains, split the sea, and cause havoc on Earth just to have you."

She had a dream: the world was brimming with light. Family. School. Friends. Trains. Buses. Movies. Books. In that world of light, she grew into adulthood… and at the very end, in a white room, she fell into darkness. She awoke from the dream to find that she had become a demon. In the demon world, she lived a carefree life until she encountered a powerful being.