In the Battle Between Time Travellers, Why Am I the Only One Who Doesn't Have a System?

The gods came to the world, and everyone became pawns in their game. The anchor Li Shi, who died young, became the lucky one among the thousands of human souls that were sacrificed... Li Changan, who still doesn't know all this, his first goal is to survive in this world... But the question is, why do you have a system?