After fighting her sister at Quiet Zero, Suletta Mercury found herself in a strange new world inhabited by sentient ponies. She must find a way back to her home so she can finally be with her friends and family. While at the same time looking for her Sister Ericht.
Meanwhile, Miorine Rembran is trying to fund a project that may bring her beloved back home. Or destroy the solar system as they know it.
Major spoilers for Gundam the Witch from Mercury. If you don't want to be spoiled then you can watch the whole series for free on YouTube. Subbed or Dubbed.
sex tag is there for mild references to sexual activities. Nothing explicit.
Spoilers in comments