During the period of Anti Japanese War, the struggle between the two sides and expansion in order to compete for the two boxes of precious penicillin drugs in a desperate battle. Sister Lin Xiaoya is in Wang puppet internal female underground party members, as Gu to obtain first-hand information, she hid in the interior of the enemy, the closest sister and wife did not know her special identity. Sister Lin Xiaoting as the traffic warden full of patriotic enthusiasm, she thought that many want to kill her sister. Suffering from emotional and mental torture sister, eventually with life in exchange for 2000 penicillin smoothly into the hands, also solved all the people had misunderstood her......