Sun Joo (Ryu Hyun Kyung) is disappointed that she couldn't go on a trip with her boyfriend. She meets Joon Ki (Jung Eun Woo) by chance and goes to see the sea with him after a deep kiss. However, Joon Ki's junior Dong Soo (Lee Joo Seung) goes with them.
She thinks the trip will be fun and it was fine until the sunrise. Suddenly Joon Ki starts acting weird and she can't take it anymore. She wants to go back to Seoul but Joon Ki takes her to his senior's house whose stranger than him. She escapes to her friend's house Myung Hee but she encounters more shocking truth there.
Cast: Ryu Hyun Kyung, Jung Eun Woo, Lee Joo Seung, Jin Kyung, Song Min Ji
(Source: DramaWiki)
Alternative Title: Persistent Happiness
