It tells the story of my comrade-in-arms Xue Lin's bumpy military career. He went from a rich second-generation spoiled at home, rebellious and idle hooligan to a steel warrior and an excellent scout. Later, he was selected into an elite commando of the special operations force, codenamed "Mongoose". We are real tigers on land, dragons in water, and eagles in the air. He has lost his comrades and fought on the front line. We defend peace with our bodies. We are loyal. We are not afraid of hardship and death. We have passed the test of blood and fire. If war comes tonight, we will be the ones on the front line. My lovely comrades...