Starting Sacrifice Life: I Am Sanctified in a Strange World

[Fantasy imagination + time travel + decisive killing + martial arts practice + refreshing writing] Modern young man Li Fan travels through a strange world. When I opened my eyes, I found that there was a martial arts practice system here. But my bones are so weak that I can't practice! In order to survive in this dangerous and strange world, in order to allow myself and my family to live a stable life... In a rage, he signed a "deed of borrowing life from the underworld"! He directly sacrificed his thirty years of life! From then on, Li Fan embarked on the path of spiritual practice! Break the sky with one punch, save the world with one palm! Look how he becomes the sage of martial arts in this strange world!