Martial Arts System - Chapter 4: Martial Arts Club

He died on the wedding of the girl he had a crush on, after a long and successful career. After convincing Yama to send him back to the world, he decides to fix the areas in which his life went wrong. Realizing the lack of love and romance in his past life, he sets out to conquer the hearts of various women.

In the past, the giants of the heavens and the gods were destroyed after the reincarnation of the world! Cruel curse, eternal hatred, Tan Yun is determined to never sink again! For the sake of loved ones and relatives, from now on, step on the corpse of the enemy step by step to surpass the peak! Defying the sky, killing all worlds, I am the only one!

- Description from novelbuddy

While most cultivators were scratching their heads as they pondered how to advance to the next realm, Li Lang was busy systematically studying the mechanics of cultivation.Scientist Langley Seiker has always dreamed about immortality. Reincarnating into a world of cultivation, it is no longer a dream except for the fact that he has no talent. However, through a chance encounter, he gains access to his familiar laboratory that will allow him to study the wonders of cultivation.Not even the heavens will know what fate has in store for Langley as he systematically unravels not only how to cultivate, but also various crafts such as refining pills and inscribing talismans. Preparation is key to surviving in the merciless world of cultivation, especially for those with no talent.Expectations:- Detailed study of each stage of cultivation and crafting- Not technology vs cultivation, scientific method will be used to study cultivation- No harem- Slow burn progression. MC won’t be skipping through cultivation ranks at record speed- Weak to Strong- Sect Building (Much later in the story)

After 2000 years has passed, the ruthless demon lord has just been reincarnated! But his aptitude at an academy for nurturing candidates for demon lords is, “Inept”!?