At the Time Photo Studio, partners Lu Guang and Cheng Xiaoshi accept jobs of a peculiar nature. With the aid of their complementary abilities, they are able to leap into photographs—thereby entering the past. One such case involves Liu Siwen, whose only wish is to marry his one true love, Ou Yang. However, her martial arts master father is apprehensive of a suitor who is an outsider and refuses to give his permission unless Liu Siwen defeats him in an honest duel.

After years of trying and failing miserably because of his less-than-impressive skills, Liu Siwen finds himself seeking the help of Lu Guang and Cheng Xiaoshi. The two hatch a plan to outwit Ou Yang's father, but what seems simple in theory is rarely as easy to execute in reality…