Fifteen years ago, a female child was kidnapped on the way from school. At that time, Park Hae Yeong, who was an elementary school student, witnessed the girl being taken away. A few days later, the girl was found dead, and detectives couldn't find the culprit. As time went by, Hae Yeong started distrusting the police. Fifteen years later, Hae Yeong is now a police officer and criminal profiler. One day, he finds a walkie-talkie that allows him to get in contact with Detective Lee Jae Han who is in the past. Police officers Hae Yeong, Jae Han and Cha So Hyun then set out on a journey to solve cold cases.
Serial murder police lost sister Yasuhide (Kim Sang Kyung ornaments) together on a rainy night hit and run case investigation lurking in the process, accidentally captured more than crimes of serial killer suspect Jiang Chuan (Pu Shengxiong ornaments), but also the beginning of the tragedy. Yasuhide accident that killed his sister Jiang Chuan is the murderer, in order to find her sister's virginity, so the show actually knelt down ... and identify the scene at the time, and another man lost his beloved wife Sheng Yin (Jincheng Jun ornaments) appeared grief ......
"Won Gyu, a steward, returns to Seoul 2 years after he left with a painful memory. He meets Tae Joon acquainted on the Web and they have a special night at the place of Won Gyu's bad memory. A queer film by Leesong hee-il inspired by an actual case of random street assault by a homophobe in Jong No."
Ko Eun-Bi (Ku Hye-Sun) is a medical student, but she dreams of becoming a musical actress. She thinks about musicals all day and even dreams about musicals at night. Hong Jae-Hee (Daniel Choi) comes back to South Korea. He used to compose songs for musicals, but now writes pop songs. His friend says that Jae-Hee changed because of his break-up with Bae Kang-Hee (Ok Joo-Hyun) 6 years ago. One day, Eun-Bi practices a song while out in a park and Hong Jae-Hee, who fell asleep in the park after drinking too much alcohol, is awaken by her singing. Jae-Hee tells Eun-Bi that he wrote the song "Maria Maria" that she is singing. Eun-Bi doesn't believe him. Jae-Hee advises her that without talent she shouldn't think of becoming a musical actress. Eun-Bi, ignoring Jae-Hee's opinion, decides to take time off from medical school to take part in numerous auditions. She fails all of them. With only 2 weeks left before she has to return to medical school Eun-Bi becomes desperate. She spots an audition advertisement looking for a male musical actor. Eun-Bi decides to take part in the audition dressing up as a man. Her ruse is discovered though by Yoo-Jin (Park Gi-Woong), an investor for musicals, and she is kicked out from the audition. In the bathroom of the audition, Eun-Bi meets a woman named Sa Bok-Ja (Park Kyeong-Rim). Bok-Ha insists she is a musical instructor and gives lessons to Eun-Bi. Bok-Ja even moves into Eun-Bi's apartment. Eun-Bi then decides to take a year off from school, believing that with lessons from Bok-Ja she can make her dreams come true.