After a malicious fire took her uncle’s life, 18 year old Percy Deadmon becomes the pilot of a giant robotic suit of armor. In a world where magic and machinery coexist, Hades is a rare machine that could be the key to Percy avenging her uncle.

Cora, one of the last Sentinels, remains the last line of defense against an unknown enemy laying siege to her planet. Together with a handful of allies, Cora must find a way to protect the one thing this enemy had come to destroy - the humans.

2037: Earth’s resources are plummeting. Post-WW3, science is declared "a religion of propaganda that threatens the religious freedom" of Russo-Americans.