Shounen Pupa by Motegi Sayaka

[Kaiten]

Pupa
Genre: Horror
By: Motegi Sayaka
Serialized In: Comic Earth Star
Publisher: Earth Star Entertainment

This 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.

 

[Leoat12]

I'm really interested in it, but unfortunately I couldn't start watch the anime yet.
How many chapters it has currently? There is 8 chapters scanlated, but I think it has more than that.