Jervis Tetch is a bizarre but brilliant researcher, fascinated by Lewis Carrol's work, that he regularly quotes. Working for a subsidiary of WayneEnterprise, he creates technology that can control people's will by being hidden in hats, but keeps it to himself. In love with Alice, a colleague who is already in a relationship, Jervis will see his psyche fall as everyone laughs at him, giving birth to one of the most unhealthy criminals in Gotham : The Mad Hatter !