Heathcliff appears to be a very short-tempered and abrasive individual, almost always choosing aggression as his first resort. Despite his intimidating attitude, Heathcliff doesn't appear to be particularly arrogant or selfish, in fact he is shown to be quite the opposite.
He is a member of Technology Liberation Alliance. He lives and sleeps in alleyways. He has a pet baby fox.
His boss: Yi Sang(man)
His coworkers: Ishmael(woman), Sinclair(man)