The genorous good-looking boy was just transferred into a new school. His name is Kim Jongin or also known as Kai, sweet and happy-go-lucky type of a person. Then, he meet Do Kyungsoo, an intelligent and cold-hearted wealthy man.

     When he met Kyungsoo's eyes, he know that there is something that chills into his bone, a spark into his eyes and a lot of butterflies in his stomach. He critically acclaim from the bottom of his heart that he liked Kyungsoo. He is not ashamed with that.

     Desperately, he keeps Kyungsoo to be one of his friends but Kyungsoo seems he don't like to keep in touch with him. So Kyungsoo always keep pushing him away. Astonished at first but Kai pursue what he wanted to do, he wants Kyungsoo will melt to a water from being an ice and fall in love with him.