Witch Land (also called Chapter Zero) is the prologue of the Wadanohara and the Great Blue Sea manga, and is the first chapter of the manga to be released.
The original was posted on August 13th, 2015, and the English and Chinese translations were posted on September 15, 2015.
She is amazed by the appearance of the area, and nervous, as she will be visiting the Great Witch in a large castle to restore her memories. Chlomaki comforts her, telling her there's nothing to worry about.
Wadanohara, staring at the moon, is reminded of a person unknown to the reader as of now (later revealed to be Samekichi), and remembers a time past. She pushes herself, telling herself to return to the sea as soon as possible so she could protect it.