Male species unknown, location unknown. A scientist he could be the person behind the creation of the F-Virus.
A scientist who co-founded Biofrian with Rolan Mue. Mue ended his relationship with Hisein after closing Biofrain. Mue has reportedly had no contact with Hisein since starting Petraform. Hisein along with Rolan Mue is the person most likely to be behind the creation of the F-virus. Hisein species is unknown as is his current location.