Yao Yuan (Dylan Kuo) and Lin Yutong (Yang Zi ) is a pair of children in the special period of SARS become attached to a small partner. Years later, the two meet again in the university campus, a teenager’s innocence, today’s love, everything is beautiful like a fairy general. After graduation, he originally intended to join into the marriage hall, because Yao Yuan emergency abroad, of missing, accidentally lost contact, missed each other. Time flies, Yao Yuancheng to an outstanding engineer. A chance encounter the same time to catch the thief “Road see injustice,” Shen Xin , they increasingly familiar. Yao Yao Wencheng remoteness worried father (Vincent Chiao ) body, decided to marry as soon as possible and Shen Xin. Unexpectedly on the two wedding ceremonies, Yao Yuan former college roommate, George suddenly appeared, then disappeared ??? tells the truth.

Lao San, is a retired Marine veteran who lives in his world of innocence and optimism due to a brain injury. He assumes the role of a dedicated vigilante and fights people whom he considers bad.