Cocoon Entwined manga volume 3 features story and art by Yuriko Hara.

Hoshimiya Girls’ Academy - A legendary academy known for their exquisite uniforms made from a secret material: human hair. As the school year marches on, the sudden disappearance of the girl with the most beautiful hair throws the student body into chaos. Their fates intertwined like the thread of their uniforms, will the girls unravel without Youko…or will they be bound more tightly together?