Either the Japanese myth, Epsilon-11 maybe even Naruto

Briefly, "the realization that each random passerby is living a life as vivid and complex as your own." Originally from the Dictionary of Obscure Sorrows, which has a lot more beautiful neologism definitions like this you might enjoy.

While your fucking a girl and you’re about to cum yell “this is the power of the nine tailed fox” and then shoot a load in him/her