Shadow Instinct: The Awakening

Monsters have begun attacking the elite boarding school where Eva Miller is a student, and the rest of the school has decided that Eva is the cause. The prom is getting closer and she has until then to clear her name. Eva is American and has spent her time at the school shut out by her classmates. In the school's underground laboratory she was accidentally bound to an alien symbiote named Knox, which gave her the power to change shape for short stretches at a time. She had been using it to guard the campus when the attacks started, and the suspicion landed on her. To get the accusation lifted she has to find the secret experiment being run from inside the school's leadership, and whoever is behind it, and bring it into the open before the dance.