Another World's Creation Lottery System

Bizarre time travel, familiar world, magical system, how should the time traveler who is familiar with the plot face the shocking conspiracy in this world? Lu You: Of course I am surviving! Anyway, the protagonist is my junior brother, so I can just leave the plot to him. Alternate book title: "The Lottery Begins with Cuckold" "The Protagonist is My Junior Brother" PS1: The first fifty chapters are quite poisonous, so it is recommended to prepare your own antidote... PS2: A single-player author, not very bubbling... PS3: There will be a small theater after Chapter 90. If you are interested, you can check it out. PS4: Readership: 1007506255 (Note: Everyone in the group is my trumpet!)