The year is 1274. Samurai warriors are the legendary defenders of Japan— until the fearsome Mongol Empire invades the island of Tsushima, wreaking havoc and conquering the local population. As one of the last surviving samurai, Jin Sakai rise from the ashes to fight back. But honorable tactics won’t lead to victory. Jin must move beyond samurai traditions to forge a new way of fighting — the way of the Ghost — as he wage an unconventional war for the freedom of Japan.