Bright Sword: From the Start, I'm a Puppet Army Battalion Commander, and I Kill the Japanese Collaborators First

【Bright Sword Fanfiction】【Builds His Own Faction】【Sun-Extinguishing Cavalry Corps】【System】 I've transmigrated into the world of Bright Sword. How could I not kill some Japanese soldiers? Wait! Wanjia Town? And from the start, I'm the commander of a puppet army cavalry battalion? I've become a traitor? What a disgrace! On a dark, windy night, I'll start by killing a lackey! On a freezing winter morning, I'll tie up the Black Cloud Stronghold chief! On a sunny winter day, I'll beat everyone to Monk Wei at the POW camp! From then on, a Sun-Extinguishing Cavalry Corps emerges in northwest Shanxi. Snipe Captain Sakata from a thousand meters away, then attack the Yamamoto Special Forces at night! Old Li: “Zhou Yuan, you son of a gun, you're a real genius!” Chu Bangchang: “Who is this Zhou Yuan? His equipment is better than my 358th Regiment's!” The Japanese: “Retreat! Retreat, now! There's a ghost on this Chinese battlefield!” Zhou Yuan: “Make way, it's time for me to show off!” This book is also known as “Everyone Calm Down, Stop Calling Me the Ghost of the Battlefield” and “You Call That Cavalry When He's Carrying an RPG?” The synopsis doesn't do it justice, so please give the main story a try.