I Became an Immortal in the World of High Martial Arts

After accidentally traveling through time, he unexpectedly entered a world of high martial arts where alien beasts and humans fight each other. The human race was lonely and Zhang Fan, who lived an ordinary life, unexpectedly obtained the secret to becoming an immortal. The black sword in the body? The method of cultivating immortality? Some are all aiming to become invincible immortals. Blocking the road? One sword is enough! Alien beast? One sword is enough! Become an immortal with one sword and become invincible! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.