Significance: ★★★☆☆

Age: 35

Role: teacher

Traits: haughty, complaining, snobbish

Sexuality: bisexual

First appearance: 2nd episode

Sekai is a teacher in the special class at Midway High School. She appears for the first time in episode 2 and is very poorly received by both students and teachers. She never liked "kids" and she refers to this job as "the worst thing she had to do". Before doing this job, she was a stripper in a bar and it was there that she began to consume a lot of alcohol, especially wine.

Appearance

Sekai is an average height (173cm) woman who rarely wears clothes suitable for her workplace. She has long white dyed hair and green eyes. She always wears makeup to hide scars on her face and body. Her natural hair color is blonde.

Personality

Sekai has a hateful attitude towards people she doesn't know and doesn't like. She does not seek to be appreciated either, and says it herself, all she wants is to be rich and live quietly. Despite everything, she sometimes shows generosity and even shows affection for her students over the episodes.