Useless life

Miku Hatsune is a terrified, sad, and depressed child. At the age of 7, she saw how her parents die in a car accident. Her life was never been the same ever since. Now at the age of 16, will she be ok again? But when a new boy suddenly came into her life and is eager to change her back to the cheerful Miku again, will she learn how to accept the truth? Will she move on from her Useless life..?