Youth Flying Tigers

A massive earthquake measuring 9 on the Richter scale occurred in Japan, which was extremely terrifying. But at this time, bad news came: a Japanese evil doctor died in the earthquake, but in his laboratory that was about to collapse, there were some biochemical viruses... Suddenly, boom! The laboratory collapsed and the biochemical virus test tubes were broken. After arriving in Japan, he immediately rushed to Yokohama and saw a tragic scene: zombies were rampant. Without saying much, Duan Mingyu raised his M4A1 and started to attack. Gao Ge picked up his M16 and killed three zombies. This was good. He heard gunshots and gathered around the Flying Tigers...