Yes BR is more in-depth (I've read both the manga and the novel) and more psycholgical. Lawl, my favorite pairing has to be the non-existent lust between Shinji and Takako because they are my favorites for both guy and girl and because I like to tease my friend mercilessly about Hiroki and Kayoko (she's a Hiroki/Takako half Shinji/Takako breed).