Soo-Kyung (Lee Yo-Won) works as a reporter. She has an older brother, Sung-Ho (Jeong Man-Sik), and younger sister, Joo-Mi (Esom). She thinks of her two siblings as burdens. One day, Nak (Jung Joon-Won) appears in front of them. He is their youngest sibling.
Cast of My Little Brother
Lee Yo-wonSoo-kyeong
Jeong Man-sikSeong-ho
EsomJoo-mi
Jeong Joon-wonOh-nak
Kim Hye-eunSoon-im
Jung Ae-hwaNeighborhood
Yoon Kyung-hoDal-ju
Jung Hyung-sukYong-cheol