D-Illegal drug, this can lead to illicit drug use
The song fly me to the moon is about a Man who wants his partner to "fly him to the moon" as in take all his worries away and wanting to be kissed. based on this I think its about the human need for affection.
sorry if this is a bad answer this is all i could think of.
Shinji get in the robot!
PTSD:Post Traumatic Stress Disorder
