What Does It Mean That I Have Just Traveled to a Strange Era?

(You can read the prologue or not, it's poorly written) A dark blood-red streak cut through the sky like a meteor. Media outlets from all over the country rushed to report that after the last strange meteor landed on the earth, the whole world seemed to have become strange. What on earth happened in this world... My name is Shuo Qianyang, no, my name is Ye Wuji, no... Forget it, just call me "Shensi 006" What does it mean to encounter a strange era at the beginning of time travel? Fortunately, I have a plug-in. What is a plug-in? Is it a gender change? What do you mean it can only be used once a month? But I must be the protagonist, right? What does it mean that the protagonist dies twice in the beginning? Okay, I'm convinced