The film revolves around the story of the former special police captain Donggu (An Zhijie). The gangster attacked the court. Donggu suffered from permanent blindness in the mission. After the mission, he was responsible for failure.Under the company of her daughter, Donggu gradually came out of the haze and adapted to her blind eyes. The former enemy appeared again. The daughter was in danger. To save her daughter, Donggu started a blind battle for life and death.