Vaia'n Maiden

In a world where the situation is rapidly worsening, an unusual all-girls high school is taking in first-year girls who have been orphaned. However, when they arrive at the welcome ceremony, they discover that this institution harbors a dark secret. The school serves as an experimental facility with a hidden agenda involving the transformation of its students. Before enrollment, each girl receives a mysterious injection that grants them the ability to manifest powerful animal-like abilities. As Tachibana Karin begins her journey at this enigmatic academy, she must navigate the treacherous environment and uncover the truth behind the school's true purpose while learning to master her newfound powers.