Secret: the Barrage Follows Me

Strange power swept across the sky, forcing hundreds of millions of people to watch an unknown live broadcast. No spoilers, no predictions, all passers-by, high energy throughout. The protagonist, Klein, is calm and sinister, and decisive in killing. No matter how loud the barrage is, he won't listen; no matter how many warnings there are, he won't believe it. Just rely on yourself, step by step to follow the sequence, Palm Source Castle, and suppress the mystery. This book is written according to its popularity. It is well-paced and slow-moving. If the writing is not popular, you scold me.