Cocoon Entwined manga volume 6 features story and art by Yuriko Hara.

The Lady of the Cocoon, who, cutting the tresses as precious as her life, abandoned the academy. The girls left behind are shaken by that loss. Amidst this, Christmas night arrives at long last. Will a miracle occur on the holy eve? The thread of fate tangles, frays, and, from the past and present, spins towards the future…This is the Girls' Love story of young women who find their wings and take off.