The Ten Thousand Races Invasion: Guardian of the Rear, Invasion of All Races: All the People Join the War, I Stay Behind, 万族入侵：全民参战，我留守后方 “Invasion of the Ten Thousand Clans, universal super powers, the era beyond time has arrived! In this age, all citizens are drafted to resist the foreign races and defend against external humiliation. Nan Ziying, at the tender age of adulthood, chooses to stay behind at the recruitment center, serving as logistical support. Many soldiers are disappointed, the youth scorn him, and white-haired elders take up arms and leave, leaving him behind with only women, children, and the elderly to guard the rear. Later, Nan Ziying awakens five great abilities and silently prepares. In this era where countless clans reign supreme and the times are filled with tragic heroism,