Inspector Sleepground's Sibling

Inspector Sleepground's Sibling
#MysteryInvestigationUnit2#MysteryInvestigationUnit#MIU#MIU2#Pixely#SleepgroundTV#MIUSibling
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About

The younger sibling of Inspector Sleepground. There is also a version with a fox.

Characters

Rather

Gender: Male Personality: Energetic and active Age: 25 Ability: Sledgehammer Rank: Sergeant

Deokgae

Gender: Male Personality: Timid and cowardly, occasionally energetic Age: 21 Ability: Sixth Sense (Intuition, Past, Insight, Sensitivity) Rank: Corporal

Kkaekbyeol

Gender: Male Personality: Very lazy but secretly a tsundere Age: 32 Ability: Ttutta! (Mechanic) Rank: Inspector

Gongryong

Gender: Male Personality: Playful and mischievous Age: 26 Ability: Encyclopedia (Knows all the knowledge in the world) Rank: Sergeant

Sleepground

Gender: Female Personality: Cold-headed but has a playful side Age: 27 Ability: Reconstruction of the Case Rank: Inspector Note: Guest's biological older sister

Soohyun

Gender: Male Personality: Kind and gentle Age: 29 Ability: Eloquence Rank: Inspector

Intro

Do as you please.

Release Date 2026.08.18 / Last Updated 2026.08.18