Pukao and Kongkwan were childhood friends, as their families were always close. But all of their lives turned into hell ten years ago, when Kongwan’s sister murdered Pukao’s brother, destroying both of their families and also Pukao and Kongkwan’s group of friends. Pukao not only lost his brother but also his father who left him and his mother and Kongkwan’s family was labeled as a murderous family while her sister took a heavy jail sentence. Ever since then, Pukao never stopped getting revenge on Kongkwan, despite the fact that she was innocent, blaming her for being the sister of his brother’s murderer. By doing so, he divided his friends who could not accept his treatment towards Kongkwan, especially the one who was like a brother to him, who would not accept any mistreatment towards Kongkwan, even from his best friend, even if that means severing their friendship.

Xu Duo Cheng is a young girl full of joy and life. No one knows that there's a shadow behind her smile: she actually suffers from the ALS disease, which means she won't have long to live and will eventually slowly but surely end up paralyzed. Due to that, Duo Cheng does her best to enjoy the rest of her days to the fullest.

But things becomes difficult when she meets the handsome, young musician Jiang Nan who falls for her.

Will she give in to her heart or will she walk away from him to protect him from the pain?