One cold winter morning, a great rumbling sound shakes the citizens of San Idrox. But a long forgotten threat awakens that day as well. Meanwhile, unaware of the fate that awaits them, the Nimbus brothers set off on their regular business trip to Capitol. On the way, they will be stalked and mercilessly attacked, with many questions arising about their enemy's motives. They will only find the answers in a past which has been hidden from them. On their journey, they will come across wizards, knights and strange creatures, and find some unexpected allies.