Junkai is Yuan's stalker. He loves him and wants to live with him happily, even if Yuan doesn't know him. 

Yuan lived a simple life, until his father died in an airplane accident. Suddenly, his father's best friend wants to complete the wish Yuan's father asked him. He took Yuan to his house, along with his two sons Junkai & Qianxi. The boys dont accept Yuan & a big story begins, messing up Yuan's life more. 

Junkai always had a harsh life. Getting beaten up by his father and being unloved. Yuan always stood on his side, even when Junkai took the wrong way.

Introvert Yuan transfers to a new school. There he meets Jackson and Junkai, who are responsible for the big  changes in his life.

Mark Tuan is a boy who travels from Taiwan to Korea to find a job & make money for his family. But things are not so good and easy as he expected. Everything goes up & down with the job he finds, but he has no money to go back to Taiwan. What will Mark do? Will he quit or he will continue for his family?