A fire tore apart the worlds of Su Wanqing and Jiang Linchuan, and buried their unspoken confessions. Ten years later, when national security agent Su Wanqing returned to her hometown with four frail children, fate pushed her former lover back to her - the man who had become the leader of the medical empire, and had never stopped looking for her.
However, just when the two thought they could finally make up for the lost time, Su Wanqing received a fatal mission: to sneak into the core group of international drug lords. She had to leave again, leaving Jiang Linchuan alone to face four precocious but weak children, and a cruel truth - the source of the children's genetic defects was actually related to the pharmaceutical data that disappeared in the fire...
