Drama City: What Should I Do?

Drama City: "What Should I Do?" (드라마 시티: 어떡하지?") is the 234th episode of the South Korean KBS television series, Drama City, which is a collection of single episode short dramas. Each episode has a different story, and the cast changes every week. Seong-ho, played by Lee Joon-gi, lives a poor life with his father, while his ill mother is hospitalized. But suddenly, he is later on transported back into his father's past and discovers more about his parents and how they met.

Synopsis
A rampant boy, whose mother is very ill, has problems coping with his ill mom and doesn't get along with his dad. After one of his arguments with his dad, he runs out of the house to let off steam by playing with his roller blades. Somehow he traveled through time he meets his parents prior to their dating.

Cast

 * Lee Joon-gi as Seong-ho
 * Lee Yeong-jung as Park Yong-beom
 * Lee Eun-hye as Ae-kyeong
 * Seo Nam-yeong as Kim Yong-tae
 * Park Hyo-joo as Kyeong-ja