This box set contains volumes one through four of the Haibane Renmei anime series.
Volume 1: New Feathers
In a long-forgotten walled town, humans coexist with the Haibane, angelic-like beings of unknown origin. Rakka becomes the newest Haibane, after she awakens from a strange dream and finds herself hatching from a massive cocoon. With no memories of her previous life, Rakka struggles to adjust to her new surroundings, however burning questions remain in the back of her mind. What is Haibane and what is their purpose? What lies beyond the huge, forbidden town walls? Thus Rakka begins her wistful journey of self-discovery and wonderment.
Volume 2: Wings of Sorrow
Rakka works with Nemu the library to find her place in life and renews her curiosity about the outside world. Kuu, a younger Haibane who is normally bright and cheerful, helps Rakka to find her place in the Old Home, but then becomes subdued and her halo begins to fade! Rakka's worries become a desperate search when Kuu goes missing- is this related to the "Day of Flight"?
Overwhelmed with sadness, Rakka is further shocked by a revelation about Reki's past!
Volume 3: Free Bird
As winter approaches, Rakka is still confused and depressed over losing Kuu. Falling deeper into sadness, Rakka discovers the connection between her and the mysterious birds and seeks to touch the forbidden walls of the city. Unfortunately, she soon falls ill with a deadly fever.
While nursing Rakka, a pensive Reki reflects upon her own troubled past and pays a visit to the Communicator, who warns her that she doesn't have much time left as a Haibane!
Volume 4: Day of Flight
Amidst the passing of the Year Festival, Reki begins to distance herself from everyone and prepares to face the bitter darkness that will soon engulf her, resigned to her fate as a cursed and unforgiven Haibane.
With little time remaining, Rakka painstakingly attempts to set into motion a course of redemption that may provide salvation and help Reki achieve her "Day of Flight" Can Reki be saved after all, especially when she doesn't even want to save herself?