"There may be some overlap of the two," Rex acknowledged. "But as I recall, her purview was primarily that of romantic love, or eros." He contemplated. "Oh - that reminds me. Wind Breaker, I asked Rarity about Applejack's brother for you, but unfortunately I couldn't get a name. She did promise we would find out before this was all over though. She also mentioned that she had a younger sister, whom she cared about quite dearly. And from what she said, I suspect that others of the Virtues also had siblings we will learn about at some point." 