The Special Guard of Time Travel

I'm a novice writing, it's just a practice, please give me some advice. Lightning points: 1. Mainly attack Wen, Special Forces attack, Marquis receives 2. Travel through time 3. This is my first time writing an article. I don't have an outline. I write whatever I want. I apologize for the verbosity. Summary of the novel Special soldier Gu Mingyan accidentally fell into a pit while performing a mission. After being trapped for a thousand years, he was inexplicably transported to an ancient time where he was unfamiliar with his life. While the diligent special forces soldier worked diligently to support himself, he accidentally rescued an aboriginal Marquis. By the way, he followed the Marquis to enjoy the food and drink, and became a generation of five good guards who could go out of the hall, enter the bedroom, kill the enemy, and sleep with the Marquis.