Isekai Nonbiri Nouka - Chapter 870: A Winter Day with an Ice Maze

The protagonist, having degenerated into a “loser” after being unable to find employment, gets caught up in someone else’s attempt to commit suicide-by-train and ends up traveling to another world. The numerous cheat powers he demands from God are all granted to him. But contrary to expectations, these powers bring about disastrous consequences for the protagonist.

Having reincarnated into another world, the optimistic protagonist (Yuuri) starts his(her) heart-warming training days with his(her) teacher.

He is a young man without a spirit root. It is believed that this denies him the chance at cultivation. However, a mysterious lady imparts a Supreme Demon Classic to him and from then on, he starts his path of cultivation.
He undergoes a total transformation to emerge as the most fearsome and powerful fiendish demon in his era, that even immortals and fiends are fearful of him, and saints are at his beck and call.
Mastering the Supreme Demon Classic is the turning point in his life. He is able to unleash his immense and divine power from within, illuminating the entire universe!

- Description from Novelupdates

The notion of destiny is mysteriously unfathomable! Some fight to the death but fail to grasp it, ultimately regretting their journey on the path of immortality. Yet there are those who are born with great destiny, not only blessed with innate talent, their luck is defying the heavens. Heavenly Grade Techniques, rare treasures, Elixirs, no matter where they go, they encounter them! One day, the treasure-hoarding Clan Leader sent a message, “There are too many treasures, our Family’s Treasure Vault can’t hold them all!” Upon hearing this, Lin Tianming couldn’t help but smile wryly. “It seems like treasures have eyes of their own, always finding me when I go out, but this isn’t what I intended at all!” PS: This book is also known as “I don’t want to be the son of Qi Luck!” “I really don’t want to pick up garbage anymore!”

The challenges a female cultivator had to overcome on her life journey were countless.