It is a tale of a forgotten diamond which was the first ever gem in the whole universe. Black Diamond got cracked by other diamond in the process because of their fight of taking other planets for their own. She got trapped in a bubble and been put in the basement at the diamond castle (or something like that). Later, in a few decades they made Pink Diamond for the replacement of Black Diamond. Then here is where the Steven Universe series began, without even mentioning of the poor black diamond. She was freed by the future villain in the movie because that gem who was the villain in the movie was first the slave of the diamonds. Then she saw a weird bubble in the dark corner of the room. she popped it and then realised that there is more to her life than this... Want to read the whole story? Then welcome in.....