Answer:
Narcissism
Step-by-step explanation:
Narcissism is the acquisition of the enjoyment of one's idealized self-image and qualities through envy or egotistic admiration. It is an excessive interest in or appreciation for one's own physical appearance and personality.
Seth as a young man who feels he is very successful, and enjoys the finer things in life, seth displays high level of Narcissism, he admires himself and feels on top of the world.
Narcissism is characterized by an exaggerated self-image and addiction to fantasy, by an uncommon coolness and composure that is only shaken when narcissistic trust is under threat.