The combination of technology and decaying flesh, known as Amalgams, has caused upheaval in Germany. These entities possess extraordinary abilities, prompting the creation of the Xenogenesis Assault Team to study and combat them. Among the select few who can master their powers is Joseph Jobson. However, his encounters with Amalgam Gerd Frentzen make him a wanted target of XAT. Joseph must flee and make alliances, eventually becoming the most powerful Amalgam, the Blassreiter. With his unmatched skills, Joseph delves into the truth behind the Amalgam conflict and his own mysterious past.