Demon hunter's Cooking Manual - Chapter 1230 - 10: Men Remain as Adolescent Boys Until Death

The world is full of mysteries. Strange, seemingly unexplainable events occur more often than we may realize. A young boy may catch an illness no doctor can explain. An office may catch fire for no apparent reason. And perhaps, someone may die a sudden and unexpected death – their bodies blighted beyond recognition.

Transmigrating to the disciples of the Demon Sect, and relying on the skill modifier to become a giant of the Demon Dao.

[Detected the technique “Blood Nerve”, relying on devouring blood to practice]

[Side effects: easily affected by the spirit contained in the blood, becoming bloodthirsty, bloodthirsty, mad, and even brain dead]

[Please wait a moment, the system is being modified…]

[Ding! The modification is complete, and the side effects are cancelled]

- Description from novelbuddy

After making preparations for transmigration into the VR world “Mystical Era”, the previous veteran player Xia Yuan becomes an NPC, and is even made the fourth son of the Duke of the Empire!Already prepared for a boring aristocratic life, he never expects that the era has totally changed!As the last obstacle, his family has been labelled as a villain by the new aristocracy and will soon be crushed by history! Xia Yuan has no choice but to gradually strengthen his own power according to his knowledge of the game's history.Lost treasures, forbidden ancient weapons, secrets of immortality, forgotten epics...With one's own strength, save the world! Change fate! Rise from the ashes!...The knight swears, the mage sings, and the dragon spreads its wings!Pursue magic and truth, and control the fate of yourself and the era!Stand in the clouds, above the floating city and the throne of the sky!The bell rings, and the signs finally appeared.-It’s time for the stars to align-

It was only after Su Yayan's death that she realized that she was a malicious cannon fodder female character who became a scapegoat in a Mary Sue story.