Flash Marriage: In His Eyes - Chapter 81: For Laura

Violet skies, a world undergoing massive changes, a deficient moon, interlinking voids…
When the world experienced a cataclysmic event,the majority of living things ceased to exist. Although humanity survived by hiding in the last safe zones, humans had to face mutated dire beasts and colossal source beasts that could break through the space barrier and enter the earth at any second.
Luo Yunyang, a young man who grew up in those calamitous times, obtained an attribute regulator and set out to walk the path of supremacy!

- Description from novelupdates

Sam crosses to a new planet that is completely magical. He discovers that humans can have superpowers, and monsters also inhabit the planet. Humans continuously fight these monsters to protect themselves and their world.Unfortunately, Sam, who just arrived on the planet, lacks the potential to become powerful and doesn't possess any shortcuts to gain strength quickly. As a result, he resigns himself to living an average life and tries to avoid danger.However, everything changes when he graduates from the academy. He receives an invitation from his former academy to become a teacher, and simultaneously, he awakens the Teacher system.Now, on this perilous planet, if he desires to become powerful, he must accept students and empower them. Only when his students become strong will he gain strength himself. Join his journey to become the greatest teacher.

Being given a chance and reincarnated is nice and all, yet why do I have to become that male friend who just watches the protagonist flirting with his harem?---World: Kaguya-sama: Love Is War - Hyouka ----

Demons are lurking, and there are thousands of races.

If you don’t pay attention, you will eat the weak.

But all this seems to have nothing to do with Li Dan, because as long as he is self-disciplined, he can get corresponding rewards and become perfect and invincible!

“Congratulations to the host for insisting on exercising every day and obtaining a top-level body forging exercise.”

“Congratulations to the host for insisting on basking in the sun every day and getting a top shield.”

“Congratulations to the host for insisting on playing ball every day and obtaining the full-level alchemy talent.”

Crowd: Why does he not do his work every day, and his cultivation keeps rising?

“Ding: Release a new self-discipline task, insist on confessing the beautiful women in the sect for a month, and reward a mysterious talent.”

Li Dan: “Everyone is busy first, I have something to do, so I will leave first, senior sisters, your Dandan is here-“

- Description from novelbuddy