I'm Already Invincible. What's the Use of Your System?

Ling Ye was in a different world, with no grandfather, no system, and no inheritance. With his own efforts, he climbed to the top step by step. The moment Ling Ye reached the top, the system woke up. Ling Ye just wanted to say, I'm already invincible, what's the use of you. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.