[ UPCOMING DRAMA 2014] 9th BOY/PLUS NINE BOYS/AGE ENDING IN NINE BOY - 아홉수 소년 - Ahobsoo Sonyeon

Oh Jung-Se - Koo Gwang-Soo (39 years old) ;  You Da-In - Joo Da-In

Koo Gwang Soo is 39 years old.  He was once a brilliant PD but after an incident, he loses his position and gets recruited into a new program. He wants to get married. 

His ex-girlfriend, Da In, broke up with him and left him suddenly one day. When they meet again, Da In is a single mother raising her young daughter.

Kim Young-Kwang - Kang Jin-Goo (29 years old); Kyung Soo-Jin - Ma Se-Young

Kang Jin Goo is 29 years old. He is the eldest in the family and is a carefree holiday planner working at a corporate travel agency. When he turns 29, he wants to start his life new. 

Se Yeong, is a boyish girl from an island village who is a great friend and also his co-worker.

Yook Sung-Jae - Kang Min-Goo (19 years old); Park Cho-Rong - Soo-A

Kang Min Goo is 19 years old. He is a judo athlete and a hot-tempered high school student. He wants to go to college and graduate from a judo scholarship.  He keeps running into a cute, but mysterious girl named Soo Ah, who is famous with the boys, and he decides to think that they're fated to be together. 

Choi Ro-Woon - Kang Dong-Goo (9 years old); Lee Chae-Mi - Jang Baek-Ji

Kang Dong Goo is 9 years old. He is a child actor. One day, he feels scared because for the first time ever, he loses a job to a new rival child actor. He has been secretly dating 8-year-old, Jang Baek Ji for the past two years.