In 1937, the Japanese fighters to wreak havoc on the earth. The underground party members Xia Jiahe with the radio station to Dalian in enemy occupied area, to the traffic station joint accidentally met in the first love girlfriend Wang Dahua, her husband, Tang Quanli think two people in love, disrupted the summer program, two people at the same time in jail, in prison before the summer will be entrusted to the radio Wang flower. Wang Flower in the home for rescued two people, but her husband has died wronged, saved only Xiajia river. Have a prejudice against Xia Wang Flower muddleheaded station to Dalian, leads to the crisis, after several twists and turns finally successful delivery of the Communist party. Wang flower for a living, in Dalian opened hotel, along a street and XIAJIA river opened clinics, two people gradually from friends to stay and help, after suffering repeated, revolution, made outstanding service. In Xiajia River under the guidance of Wang Dahua, came from an ordinary housewife grow as a fighter for communism firm.