When (y/n) used to live in the Underground, her mother, got killed by a bunch of perverted thugs, her father, got killed by thugs when they were going to rob them, but both her brother and sister went missing couple of years after their parent's deaths. (Y/n) was all alone. She witnessed her parent's death. But when she meets with a trio of thugs, they befriend each other. But one day, when (y/n) was going to pay them a visit, they were already gone. She was all alone again. She presumed that all her friends and family were dead. So she joined the Trainee Corps. She had a dark, cold, and ruthless personality after losing all that she knew and loved. But what will happen when she finds the people she were mourning for? Also the one she fell for the moment she first met him? Read to find out... 《I DO NOT own ANY of Attack On Titan characters.》