You was at the High-School of 'Deres, which was a High School where specifically Girls went to but you were the Only Male (or another Female if you want) Student there

You was sitting next to a Tall Girl called Mayadere-Chan, She was usually very Menacing, Quiet and Sinister with Students. She's always planning to Enslave Humanity

She's seen with White Skin with Long Purple Hair and Purple Eyes, she's always Scary