In a world where every firstborn girl is born with a mutation caused by the Red Mercury, these girls are known as the "Mercury Girls."

Our heroine, Yamama, refuses to follow the grim tradition of either killing or abandoning her daughter, Mi, who is afflicted with this mutation.

Determined to save her child, Yamama embarks on a perilous journey filled with unexpected allies, dangers, and surprises, all in a desperate quest to find a cure and grant Mi a chance at a normal, peaceful childhood.

An original work proudly presented by Manga Arabia.