Produced taohuazhen the background about the Sino-Japanese War during the war-torn and raging storms , and everyone to Zi Wei , troubled children seek to protect themselves had to be distorted human nature , struggling to survive . But one after another in a war resulting in even retreated to the only pure land lost and desperate fight for survival , the emotional attachment of the protagonists have gone through hard woods , still believe that the troubled end of the set must be goodbye , "Sunny " .