Yeojin and Seungjun have been friends since they were little, working together as child actors. Now she’s an aspiring actor and he’s a top star. She’s had a crush on him for years, but he just uses her as a sounding board when his relationships don’t work out. (Every. Single. Time.) But what happens when one night they cross the line as friends? Will their relationship grow into something more? Or will they end up losing the friendship they once had? Follow their story as they navigate the world of movie-making and discover that there is a fine line between love and hate.