Noun
self-obsession (usually uncountable, plural self-obsessions)
preoccupation with self; egocentrism; selfishness
My significant other right now is myself, which is what happens when you suffer from multiple personality disorder and self-obsession. Joaquin Phoenix
Every time feels like my first time. And I just find that the process of it feeds into one's own self-obsession. Ben Harper
You're a human, you should understand self-obsession. Markus Zusak