When the planet Brigadoon appears in the sky, Marin is attacked by weird mecha called Monomakia. In an old shrine, she finds an ampoule that contains Melan, an angular blue mecha who swears to defend her.
2019
2021
2012
2023
2018
2022
2025
2004
1963
1975
1960
2009
2010
2015
2002