Heath Oslo, Grisaia no Kajitsu Wiki

Heath Oslo is the main antagonist of the second and third visual novels. He was an international terrorist who took in Yuuji after the death of his parents. As a professional terrorist, it was almost impossible to track him down. He apparently ran businesses all around the globe. He possessed multiple fraud identities in America alone, all with their own SSN and pay his taxes without fail. His true age and nationality is unknown, and the photograph obtained by CIRS of him is shown to have differ

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