Before the world focused on Normandy or Pearl Harbor, a fierce yet often overlooked war was already happening in the East. In 1931, China was the first to face fascist aggression, fighting alone for years with unwavering defiance. From the gunfire at Lugou Bridge, also known as Marco Polo Bridge, to bullet scars on Wanping Fortress, from battlefronts spanning thousands of kilometers to the lives of hundreds of millions under siege, this is the untold story of the Chinese Theater. Join CGTN's Wang Mangmang and British editor Tom Surlis as they revisit Beijing's wartime memories and reveal the truth of the Eastern Battlefield.