Kim Minseok and Kim Kyungsoo make the decission to go to China to prove their father that they can be independent and they somehow end up in an island. They find a place to work at,  'Golden Fruit', which is the Exotic fruit's market of Mr. Zhang, an old man. 

Luhan is Mr. Zhang Yixing's grandson who visits him for the first time, and ends up liking it a little to much there.