The Red Sun
Of Central American descent and towering over most other men, Isaac has a mysterious aura surrounding him.
A scion and a Demigod, Isaac travels with Ronald and Isabelle. They were initially contacted by Doctor Reinholdt and investigated. He was able to to see the ties of fate surrounding Thurston, which inevitably lead to the Demigods to travel to Chicago to try and deal with the threat that mounts there.