|Full name||Sebastian Hoover|
|Appears in||Criminal Case: Pheadmouth|
|First appeared||Case #3: Fashionable Tragedy|
Sebastian is a 34-year-old fashion designer of GJ Fashion with brown hair and brown eyes.
In his first appearance, he is seen wearing a black suit with a red rose on the right side as well as a grey vest, a white shirt and a white grey-striped tie underneath. Additionally, he sports a lighting tattoo below his right eyes and wears a pair of sunglasses over his head. Furthermore, he is seen wearing another pair of sunglasses and a gold chain. It is known that Sebastian knows art and can sew.
In his second appearance, he is seen wearing a light blue coat over a grey vest. He also sports another pair of glasses. It is discovered that he takes sleeping pills.
Events of Criminal Case: Pheadmouth