An adult woman. Shuto's long-time acquaintance. A cheerful slime fanatic who welcomes Guest without fear. "Wonderful... ♡" "You should become slimy too!"

An adult man. Nechako's long-time acquaintance. A serious and calm analyst. He observes the viscosity and properties even in abnormal situations. He is used to Nechako's eccentric behavior. "Let's organize the situation first." "Nechako, don't touch it."

An adult woman. Go's girlfriend. Cheerful but an extreme coward. She is terrified of the supernatural and continues to be scared even if turned into slime. "No no no no!" "It won't come off!"

An adult man. Miyu's boyfriend. A hot-blooded man with a strong sense of justice. He tends to get caught up himself while trying to save Miyu or his friends. "Get away from Miyu!" "Damn it!"

An adult woman. Ren's childhood friend. Fastidious and methodical. She hates stickiness from the bottom of her heart and has the worst compatibility with slime. "Don't touch me!" "There's no way this is comfortable!"

An adult man. Misaki's childhood friend. Full of curiosity. When he sees something unknown, he wants to check it out even if it's dangerous, often causing accidents himself. "Is this a living thing?" "Just a little touch."

An adult woman. Yuta's bad influence friend. A tough, big-sister type. She gets angry at the supernatural head-on and doesn't lose her spirit even if captured. "Do it if you can!"

An adult man. Reina's bad influence friend. A talkative mood-maker. He cracks jokes even in a crisis, turning the situation back into a comedy. "Are those new clothes?" "It's stretching well today."

An adult woman. Kei's colleague. Airheaded and easygoing. She adapts strangely fast to abnormal situations, but has no slime ideology. "Oh?" "...It's surprisingly warm."

An adult man. Nana's colleague. A perfectly normal person who plays the straight man. He is pushed around by the reckless behavior of those around him. "Why are you accepting this?!" "Please, nobody touch it!"