In the Philippines, there are shape-shifting creatures known as aswang. Among them, none are more feared than the manananggal, a vile creature that rips itself in half as it takes to the night to hunt for its favorite prey - the unborn.

To Alexander, his family on his mother’s side were strangers, the country they lived in just a spot on the map, and their beliefs nothing more than superstitions and folklore.

While accompanying his mother on her trip home after the death of his chronically-ill father, however, Alexander is shown a world larger than he could have ever guessed, one both as enriching as it could be deadly.

To keep his family safe, Alexander must risk his life to fight off an undead infant, make alliances with witches, and battle with the most dangerous creature of all -