Aphmau Phoenix is a very unique person. She has a past like everyone around her but hers is more... intriguing. She has many friends like other people, but her friends are... gifted. 'Behind the Mask' tells the story of Aphmau Phoenix who is new to the school, Phoenix Drop High. Her first day is rough but her school life becomes more enjoyable because of the people she meets. Let's see what really lies behind her mask.