Step into the Beastly Kingdom to join Saria Manifeco a renowned thief. Proficient yet highly unorthodox, this non-traditional heroine is following in her ancestor's footsteps of high-scale adventuring (a.k.a. high-scale thievery). Saria, along with the equally infamous Guild of Thieves embarks upon one harrowing escapade after another. Amid one momentous heist, she discovers a mysterious swordsman known just simply by Johnathan. The Manifeco offers the swordsman membership into the thieving guild after executing a hair-raising endeavor together. Accepting Saria's offer the rousing perils begin... however, an alliance such as this starts a chain of events that shake this beastly world to its very core.