古戸 ヱリカ

Erika is a young detective introduced in End of the Golden Witch. A blue-haired girl estimated to be around the age of a middle school student, she is characterized as being highly intelligent and possessing an excellent memory. She acts very polite in public, and shows an extreme interest in puzzles and mysteries. In truth, she is ruthless and cunning, and only solves mysteries to boast her superiority towards those who execute them.