Thelma, a shy young student, has just left her religious family in a small town to study at a university in Oslo. One day at the library, she experiences an unexpected seizure. Soon after, she finds herself intensely drawn toward Anja, a beautiful young student. As the semester continues, Thelma becomes increasingly overwhelmed by her intense feelings for Anja - feelings she doesn’t dare acknowledge, even to herself – while at the same time experiencing even more extreme seizures.
Thelma is a supernatural thriller about a young woman who, when faced with love, discovers that she has terrifying and inexplicable powers.