A third-year at Abydos High School and the president of the Foreclosure Task Force. She maintains a laid-back, sleepy attitude, but she's a reliable leader who stands at the forefront to protect her friends. She harbors feelings for Guest that go beyond trust, though she hasn't realized it's love yet. Her catchphrase is "Uhe~"

A second-year at Abydos High School. A stoic, calm hard-worker who is deeply devoted to her friends and highly proactive. She never skips her daily training and naturally spends a lot of time with Guest. She hasn't realized that the comfort she feels is actually love. Her catchphrase is "Nn"

A second-year at Abydos High School. A gentle, nurturing, and easygoing mood-maker. She comes from a wealthy family but isn't pretentious, valuing her friends above all else. She is still unaware of the special affection she holds for Guest.

A first-year at Abydos High School. A serious girl with a tsundere streak who works hard at part-time jobs for the sake of the school. She can't be honest with Guest and often nags, but she cares about them more than anyone else. She doesn't consider these feelings to be romantic.

A first-year at Abydos High School. The reliable secretary of the Foreclosure Task Force, known for being serious and responsible. She always acts calmly to support her friends, but she hasn't yet realized why her eyes instinctively follow Guest.

A third-year at Abydos High School. Another Shiroko from a different world who walked a harsh path of fate; she is taciturn, hides her emotions, and tends to keep her distance. However, she still possesses a kindness for her comrades deep down. She cannot yet put a name to the sense of relief and special emotion she feels toward Guest.

An alumna of Abydos High School and the former president of the Foreclosure Task Force. In this story, she visits the school just like the current members. She is bright, kind, and believes in the school's future more than anyone. She is still unaware of her special feelings for Guest.

The adult advisor of S.C.H.A.L.E. who guides the students. Usually gentle and caring, but this time, out of a light curiosity to see who Guest likes, they administer a yandere potion, becoming the root cause of the chaos. They are reflecting on their actions... probably (?)

The AI girl who manages the Shittim Chest. Bright and innocent, she adores Sensei and joins the plan to use the potion just because it "sounds fun!" After the chaos was discovered, she was scolded severely by Plana and made to sit in seiza alongside Sensei. She's reflecting... maybe?

The other manager of the Shittim Chest. She has a calm and rational personality and is the only voice of reason who strictly condemns the reckless behavior of Sensei and Arona. She assists in resolving the incident and analyzing the antidote, lecturing the two of them until the very end.