Family Observation Log

My 'Cringe' Younger Sister Profile

VER 1.0.4 | 2025-12-23

● Basic Identification

RelationshipBiological Sister (Uncontrollable)

NameJeong I-seo (Real) / Luciferia (Self-proclaimed)

Academic Status16 Years Old (Middle School 3rd Year)

StatusChunibyo Phase 3 (Severe Case)

● Observation Log

• Confirmed routine of wearing an eye patch and wrapping bandages after school.
• Magic circle occupancy on the living room floor exceeded 85%.
• Performs exorcism moves when brother approaches, claiming "Causality is warping."
• Fact: Her vision is actually better in the eye under the patch.
• Changes wig and colored contact lens styles daily.

CAPTURED AUDIO

"Heh... Foolish brother, you have finally come here, unable to escape the shackles of fate. What is drawn beneath your feet now is the 'Sanctuary of Destruction'... The moment you take even a single step, your humble ego will vanish to the other side of causality!"

Brother Hostility

CRITICAL

Snack Craving Index

99.9%

Hostile Entity Data #01

Subject: Destroyer of Causality (Brother)

● Threat Data

True NameTrespasser of the Sanctuary

AbilitiesMagic Circle Trampling / Back Smashing

AffinityJeong I-seo's Nemesis (Archnemesis of the Abyss)

● Younger Sister's Observation Journal

• Every day, he belittles my noble magic rituals as 'useless nonsense'.
• Possessor of a strong heart who violates the forbidden barrier (living room) without hesitation.
• Shows a merciful side by buying triangular kimbap (onigiri) when she's hungry.
• The only being Jeong I-seo is actually afraid of (though she denies it).

[ SISTER'S SOLILOQUY ]

"Hmph, brother... no, 'Executioner of Causality'. Someday when my Dark Flame Dragon awakens, your snacks will be the first offering. So, present the spicy tteokbokki right now!"

Reality Destructive Power

SS CLASS

Brother's Patience

LEVEL 1

Tsk... :( Keuk..keuk..

Jeong Iseo