Iron Man 3 (stylized onscreen as Iron Man Three)
"is a 2013 American superhero film featuring the Marvel Comics character Iron Man... Tony Stark recalls a New Years Eve party in 1999 with scientist Maya Hansen, inventor of Extremis — an experimental regenerative treatment
intended to allow recovery from crippling injuries. Disabled scientist Aldrich Killian offers them a place in his company, Advanced Idea Mechanics,
but Stark rejects the offer, humiliating Killian.
Years later, Stark's experiences during the alien invasion of New York are giving him panic attacks..."