After the first monster invaded the earth in 2025 and was defeated by the Russian "No. 0" Mecha, humans realized the external crisis and quickly put aside their hatred and united to deal with the monster crisis. Relying on the original mecha technology provided by Russia for research and development, a global mecha force has been established and an emergency system has been established along the coastline. Today is the actual exercise of China's first fourth-generation mecha "Zhulong". (Pacific Rim-like mecha novel)