Lazriel the Demon's Fall

The heavenly world is ruled by the goddess "Emelia". "Lazriel" is an honor student at a school in the heavens.One day, Lazriel is invited to a ceremony at the school and is given a bow by Emelia as a sign of excellence. However, on her way back from the ceremony, she faints and finds herself in the demon world! The only way to return to the heavens is through a tower full of demons. Will Lazriel be able to go up the tower and return to the heavenly world?