The unknown secrets

In New York City, a seemingly ordinary teenager named Lucy learns that she is descended from a line of Shadowhunters -- half-angel warriors who protect humanity from evil forces. After her mother Grace disappears, Lucy joins forces with a group of Shadowhunters and enters underworld, an alternate realm filled with demons, vampires,witches and a host of other creatures. lucy and her companions must find and protect an ancient cup that holds the key to her mother's future.
but while through this dose she find love or will it make her misbrable.