Kim Ah Reum, a girl with heart disease falls in love with a guy she meets in the hospital. Yang Jungwon, a sweet and caring person. But she doesn't want him to know that she's in love with him. She couldn't live longer. She couldn't hurt Jungwon that way. "Loving me must be so hard right? I'm sorry."

April is a nobody. No one really knows who she is. She bumps into a guy on her way to work. This guy also happens to show her his amazing world and gives her what she desires most. Attention. All in her own dreams.