In the early years of the Republic He Changsheng followed his grandfather around the world and learned a lot about medicine. One day, while He and Hu are tending to the shop, a woman dressed as a Miao, Ah Man, comes to the door and asks He Changsheng to pay his father's debt to his son and fulfil his promise.

"Demolition Squad" comprehensively "restores" Longhua City during the revolutionary period. Strive to reproduce the magnificent war scenes and show the heroic and fearless revolutionary spirit.