Miss Jin, a female detective, meets the head of a human trafficking organization in an undercover plan to destroy it. But she falls into their trap and gets caught. Jin's younger brother and two young men who both have unrequited love for Jin try to save her, but they fail due to the appearance of The Twin Light Brothersrothers. However, Detective Kim defeats The Twin Light Brothers and rescues Jin from the villain's lair.

TV commercial director Kim In's dream is to become a film director. Writer Baek Jang-mi's dream is to build a surprise culture center for young people. The two join forces to make a movie of her best selling book 'The Children of Surprise Neighborhood' and Young-wook and Jeol-gu come to support them. Meanwhile, Young-wook's father, who suffers a stroke after becoming an instant millionaire after real estate speculation, gives the land to Young-wook for the surprise youth culture center. An underworld mobster kidnaps Young-wook's father to get the land but Kim In and Jeol-gu rescue him bringing them one step closer to their dream.