Gwang-ho is bored except for the time he's taking off his girlfriend's underwear. He visits his Seoul home at the news that his grandfather is dying. Amidst the awkwardness, he remembers something. Ji-yoon is his cousin who has grown up to be a young lady. Gwang-ho is attracted to the fully grown woman and the same is said for Ji-yoon.
Yoo Ji-won
as Ji-yoon
Park Seon-woo
as Gwang-ho
Hanna
as Yoo-ra
Kim Jong-sin
as Dong-hoon
G-UNG
as Ji-seong
Kim Hyung-min
as Jin-seop
