Kami-sama no Memochou - Volume 6, Gigolo—sensei, the Last Lecture

Entering the mortal world for a hundred generations, do not compete for the youth of one life, but only for the day and night of a hundred generations.

Seeking immortals in the world of mortals.

My name is Li Qing. I have escaped from the mortal world in the third life, entered the Tao in the ninth life, and become immortal in the hundredth life.

(longevity stream, non-simulator, non-reincarnation rebirth)

(Bai Shi Shou Yuan, One Life Life)

- Description from novelbuddy

The story follows the protagonist, who wakes up one day to find himself in the body of Licht, a villain from a novel he was reading. Licht is a notorious villain who is known for his cruelty and ambition. However, the protagonist soon discovers that he has a natural talent for villainy. He quickly rises through the ranks of the evil organization and becomes a powerful force in the kingdom.

Song Yan lived a miserable life. She was born with a great fortune but her ‘ luck ‘ was ‘ snatched ‘ by her half sister . It was her fortune that she was fated to marry Fu Yusheng , the Ceo and owner of the Fu corporations . However , her half sister who was jealous of intercepted in her fate and snatched her ‘ good luck ‘ away , from then on Song Yan faced countless troubles , she met with accidents , lost her scripts and finally died after meeting a road accident .

But she was unwilling , unwilling because she loved Fu Yusheng and her son whom she left behind in the Fu family . Her soul that should have scattered and brought to Hell in front of King Yama , turned into a vicious ghost .

Only after becoming a ghost did she realise what kind of perfect deception her half sister has planned for her .

Luckily before her soul could become any more dark and become a malevolent spirit , she crosses path with a Celestial master who promises her a fresh start as long as she stays with him and learns the way of supernatural . So , Song Yan became the Celestial master’s disciple and continued to serve the Celestial master and his family as a Ghost .

After five hundred years of service , she is freed by her master and get a chance to rebirth .

She is reborn on the day she met with the car accident .

In this life she is endowed with supernatural power to see the celestial truths .

She vows to avenge herself and her son who met an unfortunate death because of her half sister .

But why is her apathetic husband who never cared about her , coming after her ?

Throughout this current life of mine, I will pay no attention to my past lives, nor will I seek future lives. I wish to live vigorously, to pay back debt of gratitude and fulfill duty to avenge, to defeat valiant heroes from all species, and to proudly laugh at all the Gods and Demons of the Six Path of Reincarnation!

- Description from Novelupdates