When sixteen-year-old orphan Tessa Fell's older brother suddenly vanishes, her search for him leads her into Victorian-era London's dangerous supernatural underworld, and when she discovers that she herself is a Downworlder, she must learn to trust the demon-killing Shadowhunters if she ever wants to learn to control her powers and find her brother.

"As tensions rise, they must stay close together and patrol the DC streets at night, seeking signs of the Harbinger, an entity that is killing Wardens and demons with no seeming rhyme or reason. Forbidden to be with each other, Zayne and Trinity fight their feelings and turn to unusual sources for help -- the demon Roth and his cohorts. But as deaths pile up and they uncover a sinister plot involving the local high school and endangering someone dear...

"Emilia and her twin sister Vittoria are streghe - witches who live secretly among humans, avoiding notice and persecution. One night, Vittoria misses dinner service at the family's renowned Sicilian restaurant. Emilia soon finds the body of her beloved twin...desecrated beyond belief. Devastated, Emilia sets out to find her sister's killer and to seek vengeance at any cost-even if it means using dark magic that's been long forbidden. Then Emilia...

"Pinki hails from a long line of rakkhosh resisters, demons who have spent years building interspecies relationships, working together to achieve their goal of overthrowing the snakey oppressors and taking back their rights. But she has more important things to worry about, like maintaining her status as fiercest rakkhosh in her class and looking after her little cousins. There is also the teeny tiny detail of not yet being able to control her fire...

Eighteen-year-old Trinity Marrow may be going blind, but she can see and communicate with ghosts and spirits. Her unique gift is a part of a secret so dangerous that she's been in hiding for years in an isolated compound fiercely guarded by Wardens-gargoyle shapeshifters who protect humankind from demons. If the demons discover the truth about Trinity, they'll devour her, flesh and bone, to enhance their own powers. When Wardens from another clan...

Karou struggles to come to terms with who and what she is and finds out how far her loyalty to her people will go.

"To discover the truth behind her mother's mysterious death, a teen girl infiltrates a magical secret society claiming to be the descendants of King Arthur and his knights"--

Seventeen-year-old Karou, a lovely, enigmatic art student in a Prague boarding school, carries a sketchbook of hideous, frightening monsters--the Chimaerae who form the only family she has ever known.