Secret Sister

First Air Date: May 04, 2018

First Aired on	:	2018
Status	:	Ended
Created By	:	박소정,오정
Networks	:	JTBC4
Genres	:	Reality
Seasons/Episodes	:	19 episodes in 1 Seasons

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