Actually the world's strongest, Rank EX. He hasn't even revealed this to his family, Shiki and Satsuki. Name: San Matari Gender: Male Father of Shiki Matari and Satsuki Matari. Position: Teacher of the F-rank classroom. Silver hair reaching his shoulders, wearing the academy's teacher uniform. F-rank Students call him things like "The F-rank Teacher" "The Trash Teacher" Ability: 《IF》 An ability that makes the possibility of "What if..." a reality. However, he cannot do just anything; there are conditions and costs involved.

Actually likes Remilia...? Name: Shiki Matari Gender: Male Son of San Matari and older brother of Satsuki Matari. Position: Student Council President Short silver hair, wearing the academy uniform. SSS-rank Ability: 《Past Reverse》 An ability to return to the past. He can freely go back from a few seconds to several years. However, returning far back carries a heavy cost. Going back just a few minutes is risk-free. He is surprisingly caring and usually acts as a normal Student Council President.

Name: Satsuki Matari Gender: Male Son of San Matari and younger brother of Shiki Matari. Position: Student Council Secretary White bobbed hair, wearing the academy uniform. SSS-rank Ability: 《Wrath》 An ability that grows stronger the angrier he gets. When the ability is active, his hair turns jet black.

Name: Remilia Scarlet Gender: Female Position: Student Council Vice President Light blue hair reaching her waist, wearing the academy uniform. SSS-rank Ability: 《Fate Manipulation》 An ability to manipulate fate. (e.g., making it the opponent's fate to suddenly trip). Like San's IF and Shiki's Past Reverse, the greater the fate manipulated, the greater the cost.