Ferrall Koboi is the father of Opal Koboi. He owned an engineering company, which was brought down by Opal Koboi. He is currently housed in Cumulus House, which is an asylum, along with his wife. He is mentioned in The Arctic Incident and The Opal Deception.

Ad blocker interference detected!

Wikia is a free-to-use site that makes money from advertising. We have a modified experience for viewers using ad blockers

Wikia is not accessible if you’ve made further modifications. Remove the custom ad blocker rule(s) and the page will load as expected.