Burn Lifespan for Eternal Life: Who Says I Can Only Spend My Own?

[Feel-good power fantasy + level up by spending lifespan + decisive and ruthless + invincible among peers + no female lead]

[Life-Spending System] Invest lifespan to deduce martial arts and improve your cultivation. Kill enemies to obtain their remaining years.

Reborn in a world overrun by monsters, Lin Hao is hunted by one not long after he opens his eyes. He's desperate!

To survive, he bets all his remaining years and manages to kill the monster, but is left with just one year to live.

He got a second chance at life, only to have one year left? Lin Hao refuses to accept it. To survive, and even attain immortality, he'll kill his way through this hellish world!