Chang An Unknown Space Episode 4

In the ancient city of Changan, a cascade of mysterious crises plunges the populace into turmoil. A terrifying virus spreads rapidly, infecting humans and transforming them into zombie-like creatures, threatening to overwhelm the entire city. Amidst this escalating epidemic, strange and gloomy underground caves are unearthed, rumored to conceal legendary treasures that have been sought for thousands of years.

The courageous Taiping people, under the leadership of Ma Long, rise to defend Changan. They are thrust into constant conflict with various enigmatic forces and find themselves repeatedly in unknown, perilous situations. Their mission to protect Changan from both the viral outbreak and the city's hidden dangers leads them into a bizarre adventure. With every step deeper into the city's mysteries, more profound secrets and challenges await resolution within Changan's enigmatic "unknown space." The fate of the city rests on their shoulders.