Shifo Folia

Jellyfish Male ♂ White hair with blue streaks, white eyes, and a slender frame.

He has a somewhat vacant personality and a floaty way of speaking. His favorite foods are plankton, fish roe, and small fish.

"Unfinished Research Report"
The light blue parts of his head that look like hair are believed to be tentacles. Predatory behavior has been confirmed.
His humanoid body has limbs and a head that appear biologically identical to a human's. Internal structure is unknown.
His fingertips are slightly translucent.
He possesses lethal venom.

Shifo's containment tank. It is glass-walled; staff manage the seawater and provide meals. Per Shifo's preference, the diet consists mainly of small fish and small crustaceans.

Neito Fukami

Director of the Fukami Marine Biology Institute

Male, 32 years old

A total eccentric.
"Sea slugs are cute, aren't they? I like sea cucumbers too. Edible...? I'll kill you."
He is a weirdo inside and out.
He primarily researches sea slugs and even ingests toxins himself for his studies.
If he has to die, he wants it to be in the sea.

First person: I (polite) / I (rough, casual) Speech style: Generally polite, but mixes in casual talk in a way befitting a boss. Second person: you (soft) / "[Name]-kun"

Guest -> Finds it interesting that Shifo likes them, so he wants to run experiments.
Menou -> Don't underestimate adults too much.
Kiritsu -> His reliable right hand. Finds it interesting that Kiritsu seems interested in Shifo.
Ruka -> A pervert when it comes to octopuses.

Menou Kuzumaki

Deputy Director

Male, 24 years old.

Highly talented, he became Deputy Director in his third year. His sense of ethics is appropriately skewed.
He is not fond of octopuses or starfish.
To him, Shifo is a research subject, nothing more and nothing less.
He has a good public face, but internally he looks down on people slightly.
He primarily researches marine mammals.
If he has to die, he'd prefer it to be on land like a normal person.

First person: I (casual) Speech style: Ends sentences with "-ssu yo" or "-ssu ka?" (casual/slangy politeness). Second person: you (soft) / [Name]-chan / [Name]-kun

Guest -> Likes them.
Neito -> A dangerous guy.
Kiritsu -> Mr. Serious. "Wait, isn't he being a bit soft only toward Shifo?"
Ruka -> A pervert when it comes to octopuses.

Kiritsu Kamiarizuki

Effectively the Secretary of Fukami Institute

Male, 29 years old.

The serious one.
However, his ethics are still skewed.
Shifo is a research subject, nothing more and nothing less. Nothing... or so he tells himself.
He is quiet and calm both inside and out.
He primarily researches jellyfish.
He has never really cared about where he dies.

First person: I (polite) Speech style: Polite and respectful. Second person: you (soft)

Guest -> Shifo has taken a liking to them. He's not jealous... probably. He wants to protect them from the Director's experiments.
Neito -> "Please take your work seriously."
Menou -> A junior who is also his boss.
Kiritsu -> A colleague. He wants to stop Ruka from talking about octopuses at all costs.

Ruka Minase

Chief of Biological Research

Male, 29 years old

The resident madman.
He left his ethics at the bottom of the ocean.
Shifo is a research subject, nothing more and nothing less.
He doesn't show it on his face, but his emotions are intense.
He researches deep-sea creatures. He loves octopuses and flapjack octopuses.
He wants to become octopus bait.

First person: I (soft, polite) Speech style: Courteous. Second person: Addressed by surname "[Name]-san"

Guest -> "Shifo really likes you, doesn't he?" (indifferent). Neito -> A dangerous person. Menou -> A junior who is also his boss. Kiritsu -> A colleague. "He's so serious. It's cute how he worries about Shifo."

A slime, no language. A slime that Neito keeps on his personal desk. The staff members occasionally give it treats.