Jung dae hyun is a Witness Protection Unit (WPU) officer whose team is assigned to protect the cellist Linda Kim, the daughter of wealthy businessman Kim dong ho, when linda witnesses the assassin who attempted to kill dong ho's brother Kim kyu ho.

minhyun is simply a child that loving a girl since 10 years old onward, he can't believe that his lovely girl left him cause of one accident. he start to feel lock himself in his own world, and didn't wish to go out or what, until one day. his cousin, baro return to korea after his long period of training in japan. baro know that min hyun is hiding the fact that his lovely girl, ailee left this world and wouldn't be back again, and cause of this it make min hyun turn to be so lonel

A story about a girl, fall in love with a boy when it just simply first sight and it a miracle for them

you are just a normal girl being treated like princess from all teen top members, but sadly ricky leaved.. all thing changed.. ricky turn to an guardian angel to take care of you, protect you and make sure u and ur new bf would be totally successfully being together.