The little people have gone through hard work at the bottom, become well-versed in world affairs, are like a fish in water, and successfully rise to the top. After he retired from the army and entered the society, before he understood what was going on, he suffered the pain and blow of a broken love. From then on, he worked hard and strived for every opportunity around him. The little security guard had big ambitions in his heart. He rose from the position of standing guard to the general manager of a large property company, and finally won true love and embraced a beautiful woman.