Pupa (TV Series)

TV Series (2014). 12 Episodes. The life-and-death sibling story follows Hasegawa Utsutsu and Yume, 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.