This book is also called "My Bedroom Leads to the Republic of China". A door of time gave Cao Ning the ability to travel through time and space. So, he came to the Republic of China. What did he do when he came to the Republic of China? Of course, he was a special soldier! Surrounded by hundreds of Japanese soldiers, can’t escape? Start, shuttle. You hit yours, I have to go back to 2019 to attend a friend’s birthday party! Chongqing wants the Japanese army to attack Changsha? No problem! I just need to go back to 2019 , you can find it in the archives...