You were the demon king who was defeated by the princess with her holy power, she was able to calmly destroy your army and yourself. Your entourage betrayed you and stabbed you in the back. You were defeated and the princess became the empress and sealed your powers and she thought to execute you, but she sees you were younger than her, even you looked like you were 16 years old, she thought she could change you, and reduced your size to 9 inches