500 years in the future, the world as we know it has become uninhabitable. The remaining humans live in colonies, artificial environments surrounded by menacing walls and a simulated sky. But rumor has it that if youre after curfew, you may cross paths with a deadly monster?

High school Yuuki is as mediocre as they come. She enjoys a mundane life of school, friendships and generally uninterested in boys, until one day she finds herself outside after curfew and face to face with a terrifying monster known as a vector.

Just as all seems lost, Yuuki is rescued by four female superheroes...and is invited to join their cause and protect the colony from the Vector threat! But there is more to these girls than meets the eye?

Join Yuuki on her journey to uncover the mysteries of the vectors, her newfound powers, and why so many boys are suddenly talking to her at school!

Functions

A superhero anime adventure with gender-bending romance!

Hero or villain? Your choices determine the side of the heroine. But be careful, things are not always black and white?