A cop travels back in time to take on a corporation that's out to eliminate a doctor who has created a new technology which can break up the monopoly on a energy resources.

Dongdong's father financially supports the family with low wages alone. However, he quitted his job in order to retain his colleague's job, because he sympathy her, who is a single mother. This made their living became worse, and drove his mother left with her past lovers. To earn living, Dongdong has to work with his father and lost the chance of schooling. Missing mother drives them nuts, and they decided to go to Dalin to find her. The journey of searching mother begins.

Hiding among the gangsters is like walking on thin ice—can the fiery youth hold onto their original aspirations and prove themselves? As the wheels of time roll on, the gangsters' rampant activities and "spectacles" have faded away. Today's peace and security are our best "proof".