Secret Sister

Original title: 비밀언니

• 2018
• •
• Ended
• •
• ALL

• Reality

★ 9.0 TMDB Rating · 1 votes

Celebrities become an Unnie (older sister) for a day to a younger celebrity spending 24 hours together, sharing one bed and one blanket.

Created by

오정 , 박소정

Seasons

1

Episodes

19

Episode length

~50m

First aired

May 4, 2018

Networks

JTBC4

Original language

Korean

Origin

South Korea