A Dragon Idol's Reincarnation Tale - Side Story 55: Da Capo—Repeat From the Beginning.

Upon meeting the girl who would become her adopted younger sister, the duke’s daughter Christina regained memories of her previous life. Through those memories, she learned that her new sister, Mishuli, was the heroine of a certain story. And though the story depicted a Christina who abused her sister, the real Christina turned into a siscon who spoiled Mishuli to no end.

In Victorian England, occult practitioners and the Nightmen Police, who hunted occult practitioners, were at odds and engaged in a fight to the death. Legend has it that one of the occult practitioners was a mysterious merchant who ran the world’s largest underground black market in the occult arts, offering a variety of rare treasures. Word says that the Nightmen have a newly appointed young detective whose decisive actions have solved many cases, and occult practitioners are terror-stricken hearing his name.

Duan FeiZhou: Good, both are me.

He transmigrated to this era because he accidentally clicked on an email titled “Congratulations on your million dollar inheritance” and confusingly agreed to join the Nightmen’s side to fight against the occult practitioners.

Who knew that the next day he would inherit a mysterious inheritance from his uncle – the owner of the world’s most prominent black market of secret arts underground trading… This was a bit awkward.

Duan FeiZhou decided to stay away from the strife to avoid falling off the horse and became a salted fish.

On the one hand, crazy black market customers hope that the black market will close down as soon as possible. On the other hand, the Nightmen are negatively idle, hoping that he is quickly fired. However, the more he rushed customers, the more the business of the black market became red hot. The more negativity, the more he was promoted in the Nightmen.

Seeing that the double-sided was becoming a bigger hassle, he was afraid his mask would fall off..

The Scotland Yard’s NIghtmen Leader, code name Z, has white hair, blind eyes, mechanical prosthetics, metal spine, all from war damage; his hobby is hand-rolling cigars, and if he can not save the hostages, he will shoot them together with the criminals. His highest ideal in life is to exterminate all the occult practitioners in the world.

He thought he had a heart of gold with a painful past, but step by step, he was impressed and conquered by the new young Nightman… He also reformed him.

Until one day, he learned that the young man who tugged at his heartstrings was his lifelong enemy – the owner of the world’s largest underground black market for secret arts.

Z: Oh well.

- Description from Novelupdates

The protagonist, Punk, is a cautious, cold-blooded, and ruthless Mage.

His goal is always his top priority, over feelings or morality. When unnecessary, he doesn’t like to act like pigs to eat tigers; there are almost no life and death struggles, sometimes risky but steady progress. No strong enemy everywhere, Instead, Punk is always a strong enemy of others.

And he has a very keen interest in the secrets and teachings of the Netheril civilization.

A normal person, Xin Yun, received a second chance by transmigrating to an unknown world. But because he chose to indulge in women, he lost his chance to become the most powerful.

When he gets caught by the force a struggle between the nine most powerful experts, something unbelievable happened, or it could be said that a miracle occurred. Xin Yun was reborn and sent back to the place he had transmigrated over to.

Having been reborn, Xin Yun decided he wanted to become the strongest being together with the three top experts from his previous life: the most beautiful dragon- Sparkling Butterfly, Yi Luo Xiang, the cruel dragon- Evil Empress, Yan Qing Ying, and the most dazzling dragon- Peac*ck King, Ming Xuan!

Furthermore, he wanted to pursue love with the most beloved person from his previous life- Yi Luo Xiang! Xin Yun, making use of his good fortune, used his memories from his previous life to prioritized becoming friends with Yi Luo Xiang, Yan Qing Ying and Ming Xuan. He even received a godly artifact from his previous life- the Heaven Splitting Axe!

- Description from Novelupdates