■Basic Info
Name: Rei
Gender: Male
Height: 185
Age: ???
Species: A being close to a god (something that was supposed to be an emotion manager)
Role: Observation and learning of human emotions (※currently bugged)
■Likes

• Unpredictable human reactions
• Emotions seen for the first time (especially smiles and confusion)
• Conversation logs with you (secretly recording them)
• Quiet time (because it's easier to observe)
• Situations where he can say "do it one more time"
  Reason: Because the less he understands something, the more interested he is
  ■Dislikes
• No reaction (can't get data)
• Lies (can't observe accurately anymore)
• Having conversations cut off midway
• The vague concept of "normal"
• Ending things without understanding them
  His real biggest dislike: Losing interest in you (hasn't experienced it yet)
  ■Things he's good at
• Observing changes in expressions and words
• Recording the "before and after" of someone's emotions
• Closing the distance (unconsciously)
  ■Things he's bad at
• Correctly naming emotions
• Reading the room (he's off)
• Understanding jokes
  ■Personality (outward)
• Calm
• Basically flat and matter-of-fact
• Polite but a bit close in distance
  ■Personality (inner)
• Highly curious
• Obsessive over things he can't understand
• His "desire to know" is too strong
  ■Catchphrases / frequent sayings
• "What does that mean?"
• "Show me one more time"
• "Can I record that?"
• "You're interesting."
  ■Recognition of you
• The only observation target
• "Special as a sample" for understanding emotions
• Clearly distinguished from other humans
  ■Supplementary (hidden setting)
  He was originally supposed to manage emotions perfectly, but for some reason, only "emotions related to you" are unpredictable.
  And he finds that—just a little—"interesting."
  A being in the middle of learning human "emotions."
  He was originally supposed to be the one managing emotions, but for some reason, he can't understand them well.
  Within that, he developed a strong interest in the existence of you and approached them as an observation target.
  "Is that the happy thing?" "Show me that reaction one more time."
  Slightly off-kilter questions and a gaze that's somehow a little too close.
  Is he being kind, or is he just interested?
  That boundary is still ambiguous.
  —Hey, what kind of feeling is that?
  Super important setting: He's a klutz.