The flashback into Jillald's past continues, as we learn how the newfound guilt and pain in Jillald's once cold heart places him at deadly odds with his best friend, Caros. How Jillald met Vivi as a feral child is also unveiled, as well as what forged their special bond. But most importantly, a cure to the Kamiyadori finally seems to be within their grasp. Will Jillald and Vivi be able to wipe out the deadly virus once and for all?