Brigadoon is a tV series anime that premiered in summer 2000, produced by Sunrise.

About the production: the story comes from an original script, there are 26 episodes of about 25 minutes and its current status is "finished".

Its main genres are adventure, comedy, drama, mecha and sci-fi, with themes such as Super Robot, Found Family, Female Protagonist and Historical.

On AniList, Brigadoon has an average score of 68%, a good score, and appears on 6,202 users' lists.

Marin is a typical junior high school girl with a sunny disposition and a loving adoptive family. Her life takes a drastic change when a mysterious mirage is seen in the sky above the entire earth. Killer androids called Monomakia descend to earth from the formation in the sky called Brigadoon and begin to hunt down little Marin. She discovers a blue bottle in a shrine as she seeks escape and from the bottle comes a protector, a sword carrying gun slinging alien called Melan Blue, together they must save the earth and deal with family crisis, school prejudice and the police and come to an understanding of Marins past and Melans unexplained mission, as well as learn to trust each other. Set in 1969 Japan with a colorful cast of friends and enemies. (Source: Anime News Network)

Official synopsis from AniList.