Hidden Dragon Special Forces Captain Chen Lingyu guarded the borders of the country for many years, finally deciding to retire. Only because his knot in the heart is hard to untie, and his hatred is hard to eliminate. In his early childhood, he had personally witnessed his whole family being slaughtered, subsequently drifting alone and wandering the streets having a hard time getting by, luckily being taken in by a kind-hearted person of a restaurant, Uncle Li, and there getting to know seven older sisters who were likewise orphans.