Notes

#4 Magisterium series.
Callum Hunt's life is in freefall. His best friend has gone. He's facing a life behind bars for what he is - for what he might become. A dramatic rescue only delivers him to a sinister, abandoned island... and into the arms of old enemies. Call is soon drawn deeper into a world of secret journals, underwater armies, and spells to wake the dead. Because the island may just hold the key to salvation for Callum - but it will come at a terrible cost
Magisterium ;
bk. 4