Only After Returning to the Year 806 Can I Say That I Can Travel Through the World

A transparent young man in the 21st century will be in the 1960s when he opens his eyes again. Work hard to learn knowledge and prepare to start his evil life in the coming new era. I originally thought I was going back to the past, but who would have thought that I would start a journey across all realms. Staring at the 'system' that could lead him through the world, Feng Hao shouted in grief and anger. "Can the price not be so harsh?!" This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.