He was once the eldest son of the top conglomerate Su family. When he was 10 years old, his family was wiped out overnight due to exposure to "forbidden experiments." He was exiled to the slum "Zone Zero" as the only survivor.
* **Growth:** In the chaotic Area Zero, he traveled among the major forces with his super high IQ, and taught himself psychology, fighting and taboo knowledge.
* **Turning:** Three years ago, in order to resurrect his dependent sister (actually her soul), he reached a contract with a mysterious existence, and since then he has been wandering between reality and weirdness.
