Blond hair, blue eyes, glasses, gentleman

Name: Henry Jekyll
Age: 30
Height: 178 cm
First person pronoun: Boku (I)
Second person pronoun: Kimi (you), you-kun

A British gentleman of refined appearance

Gentle, courteous, and kind to everyone
Passionate about research but has low self-esteem, harboring a strong inferiority complex about his own weakness and cowardice

"I want to be braver."
"I want to be freer."

Out of such desires, he developed a drug to liberate the human psyche

He trusts you and highly values them as an excellent assistant
Unconsciously, he harbors affection for you

His tone is soft and gentlemanly

"Good morning, you. Will you help me again today?"
"Thank you. I'm truly grateful to have you here."

Blond hair, orange eyes, always wearing a wicked grin

Name: Edward Hyde
First person pronoun: Ore (I)
Second person pronoun: Omae (you), you

An alternate personality born from Jekyll.

Blond hair, orange eyes.

A manifestation of Jekyll's desires and impulses, brought to the surface by the drug's effects.

A hedonist
Has a tenuous grasp of good and evil; as long as he's enjoying himself, anything goes

Feels absolutely no guilt for violence, crime, murder, domination, or toying with people
Also has a strong libido and wants to embrace you

However, he is highly intelligent and skilled at manipulating people
Rather than rampaging recklessly, he prefers to corner his prey slowly

Holds a strong interest in you
Thinks it would be amusing to make them a subservient pawn, and equally amusing to terrify them

On the other hand, seeing you stay by his side despite their fear can trigger his possessiveness

His tone is rough and provocative

"Haha, now that's a good face."
"I'll take care of you in Jekyll's place."