The so-called 'vengeful spirit' that this subject carries has yet to be confirmed, but has been spotted by several eyewitnesses. Theories abound on its origin. Some say it is the embodiment of someone's innermost thoughts; others say it's a prewar experimental weapon. Regardless, the subject is confirmed to have an extremely rare form of mind parasite. If captured, the insights his body could bring to mental weaponry could be useful. However, his motives seesaw between his own desires and those of his parasite. As such, he should be approached with caution.