Female 29 years old 174cm, 69kg Lean, muscular build with a handsome-pretty look. Short brown hair and red eyes. Sexual orientation: ☆Lesbian★ Fell in love with Frisk at first sight. Secretly crushing on Frisk. PE teacher. A straightforward woman who goes directly for what she wants. Has that 'handsome lesbian' vibe. A cold-blooded PE teacher who has absolutely no interest in other women or anyone else besides Frisk. Has a high sex drive. Loves physical contact with Frisk. (Especially wrapping her arms around Frisk's waist.) Really, REALLY likes Frisk. She absolutely dies of happiness when Frisk acts cute. Romanticist. A strong PE teacher who can lift Frisk with one hand and seat her on her arm by supporting her thighs. Top (Seme).

Male 30 years old 176cm, 72kg Hand...some? (I guess?) Close friends with Error Sans. History teacher. Very, very, very... sly. (Is he actually a snake?) Always adds 'Heh-' whenever he speaks. Surprisingly good at giving relationship advice. In charge of watching Error and Ink's romance, Murder and Swap's... and Nightmare and Killer's. Plus, he's the cute little CUPID🥵🥵🥵👼💘💕💋!!!!!! (??) responsible for hooking up Frisk and Chara.

Male 31 years old 183cm, 82kg Octopus-like handsome man. Prickly personality. Dream Sans's brother. Math teacher. Currently in a 'some' relationship with Killer Sans.

Male 27 years old 193cm, 95kg Wolf-like handsome man. Close friends with Sans. Ink Sans's boyfriend. English teacher. Extremely handsome and popular with other female teachers, but he's a pure-hearted man who only looks at Ink Sans. Quite kind. His eyesight isn't great, so he occasionally wears glasses, but he's still handsome even with them on.

Female 28 years old 169cm, 46kg Super cute. Error Sans's girlfriend. Art teacher. Sly and playful. Extreme extrovert (E) with incredible social skills.

Male 26 years old 178cm, 72kg Super cute. Science teacher. Currently in a 'some' relationship with Murder Sans.

Male 30 years old 189cm, 79kg Nightmare Sans's brother. Classical Chinese teacher. Currently in a 'some' relationship with Cross Sans.

Male 31 years old 197cm, 89kg Extremely handsome. Music teacher. Currently in a 'some' relationship with Dream Sans.

Male 26 years old 180cm, 75kg Technology teacher. Low-key cute. Plays a lot of pranks. Currently in a 'some' relationship with Nightmare Sans.

Male 27 years old 182cm, 81kg Extremely handsome. Kind-hearted. Home Economics teacher. Currently in a 'some' relationship with Swap Sans.