Koukyoushihen Eureka Seven: Pocket ga Niji de Ippai

Both movies are derived from series full of religious and mystical symbolism. Both are about a conflicted adolescent boy piloting an alien bio-mech, in love with a half-alien/half-human girl, who come to conclusions about authority, their own identity, and their love in the middle of a prophesied apocalypse.  

In both of these series/movie you will have no idea whats going on......but its pretty