Katherine Marsh

"A descendant of Medusa, Ava is sent to the Accademia del Forte in Venice after an altercation with a classmate, where she must learn to control her emotions, especially when she unearths a terrible secret that could change the world forever"--

Fate—is it written in the stars from the moment we are born, or is it a bendable thing that we can shape with our own hands? Jepp of Astraveld needs to know.

He left his countryside home on the empty promise of a stranger, only to become a captive in the strange, luxurious prison that is Coudenberg Palace, the royal court of the Spanish infanta. Nobody warned Jepp that, as a court dwarf, daily injustices would become his seemingly unshakeable

...

After fourteen-year-old classics prodigy Jack Perdu has a near fatal accident he meets Euri, a young ghost who introduces him to New York's Underworld, where those who died in New York reside until they are ready to move on, and Jack vows to find his dead mother there.