Scientists all over the world, each in their own field, are working tirelessly to make some great discovery. However, only a few succeed; most studies remain unfinished. Their funding is closed due to lack of prospects or failures in experiments. The heroines of the game Library Mysteries are students of one of the famous universities. Amelia, Candice and Ava are passionate about science and want to become famous. They learned that one of the professors at their institution was engaged in serious scientific development, but the project was closed and the professor disappeared. Girls would like to find his works in the university library and study them. Help the girls in Library Mysteries.