

The "life-and-death sibling" story follows Utsutsu and Yume Hasegawa, a boy and his little sister who find themselves all alone. One day, Yume sees a mysterious red butterfly and her body undergoes a strange metamorphosis—into a creature that eats humans. Utsutsu struggles to find a way to restore his sister.
(Source: Anime News Network)
FormatShort television
Episodes12
Duration4 Minutes
StatusFinished
Start dateFriday, January 10, 2014
End dateFriday, March 28, 2014
SourceMANGA
SeasonWINTER 2014
StudioStudio DEEN
Main ProducerEarth Star Entertainment
Genres
DramaFantasyHorrorPsychological
RomajiPupa