I Have an Invincible Assassination System

In the fantasy and magnificent world of immortals, countless immortal cultivators strive for immortality and strive for the path of enlightenment. The protagonist Su Chen was originally a mortal, but unexpectedly obtained an invincible assassination system. With this system, he can discern the weaknesses of his opponents at critical moments and defeat them with extremely clever plotting methods. From an unknown pawn to an existence that scares all forces, Su Chen will counterattack all the way in the fairy world full of conspiracies and opportunities, write his own invincible legend, and uncover the secrets hidden in the world of immortality.