Invincible! This person has lived for a billion years - Chapter 633 This is truly a genius analysis!

Reincarnated as a baby who was in his mother’s womb for a hundred years, the moment Lin Xuan was born, the whole world was shocked.

The elder master in Shen’s refused female secretary to maintain his image，thus the girl, who was beautiful and tough, lost her job. Later, she became the secretary of the young master, a playboy.

As a secretary, she not only had to help the playboy deal with the enemy but also help him deal with women. At the same time, she also had to face suspicion and attacks.

She fought her way to gain his trust and became his best assistant. However, things changed quietly.

She noticed that he was getting closer and closer and wanted to remind him not to cross the line, but he said, “If we don’t cross the line, how can we fall in love?”

- Description from Novelupdates

This story is about a rookie researcher, who was forcefully dragged away from his restful life, compelled into facing various killers and zombies, always having to risk his life at the brink of death, and finally becoming an advanced researcher that is acclaimed by all. And throughout his adventure, he met an alluring(?) killing machine, who he started to have fantasies on after they had an accidental kiss…

Xiao Yan: Did I fall for him? But he’s a man!

Maya: Who knows…. maybe it’s the other way round?

- Description from Novelupdates

Han Sheng Li is the Crown Prince of the Great Han kingdom. Since the age of fourteen, he mostly went to the wars with his father, Han Wenji, the great emperor of the Han Kingdom. He's the most favored child of his father but, is the cruelest and ruthless among all of his seven half brothers.