Neru Miba, who is half Earthling and half Alien Zumiscu, gets a certain swimsuit when her father, Dr. Teru Miba, is involved in an incident. The fusion with the swimsuit was the key to becoming the superheroine Valkyrie Ekmene. And that power was the result of the research of Neru's father, Dr. Teru Miba. A shadowy organization "D" that aims for the results of research. Dr. Teru Miha is killed by a phantom sent by "D". The tragedy that occurred in front of Neru made her vow to avenge her father. ［BAD END］