MTL - After the Fairy Disappeared - Chapter 487 unexpected clue

Lin Xuan was transmigrated to a fantasy world and had a one-night stand with the powerful Ice Empress.

On modern-day Earth, An Lin seems to have been abandoned by God.
When his father suddenly disappears, An Lin is left with his father’s immense debt, putting his life at risk.
After being forced to a rooftop by his pursuing creditors, An Lin is unexpectedly swept off his feet and brought to the ground safely.

After learning that he was saved by an Immortal, An Lin is gifted, seemingly out of pure generosity, the ‘God Of War System,’ and a pass to a new realm.
Follow An Lin as he experiences a whole new world of legends, meets many new friends, acquires legendary weapons and tools, and starts on his path of becoming a powerful cultivator. There is never a dull time in An Lin’s new life with his ‘great’ new system!

- Description from Novelupdates

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.

A 20-years old boy transmigrated into the female-dominated novel world, But not as a protagonist nor as the main villain.

He transmigrated as the green tea boyfriend of the main female CEO heroine and will become the first target of the protagonist of this novel. Alex was scared for his life. In the novel, it's impossible to defeat the son of luck.

When he was helpless, the golden finger exclusive for travelers came.

[Ding! The Female Raider System is being loaded.]

Alex was excited thinking that he doesn't need to go close to a high cold female CEO but the system tells him different things.

[Ding! As long as the host raids the heroines and increases their affection, the Host will receive heaven-defying rewards.]

So his journey as green tea/White lotus raiding began.