America: Starting with the Last Liberty

(I already have a completed novel of 140 million words and a completed novel of 200 million words, so you can read with confidence.) [This book is based on the author's personal experiences in a parallel world. Any resemblance to actual events is purely coincidental!] The North American stage is set, so come and take the job! Rosen transmigrates to America in 2000, starting as a stowaway on the brink of death, and gradually rises to become the FBI Director. With the Harvest Day System at his disposal, Rosen can complete various tasks and earn aces. Pilot: In your hands, any vehicle seems alive! Tech Master: You can assemble any machine you want from any parts, even if it's not very scientific or durable! Joker: Thought and language are the most terrifying weapons in the world, and you now possess one of them! Reporter: Mr. Rosen, many people say you are John Edgar Hoover II, what do you think? Rosen: No, I am Rosen I! Holding various aces, Rosen will surely become the most powerful person in America! A story with a unique system, featuring a single female protagonist...