In a playful exchange, Kat teases Sin by calling him a "fun-vampire," implying he drains the fun from their experiences. Sin responds by confirming this notion, suggesting that he tends to take joy out of situations. Kat then points out Sin's knack for inventing unique names and terms, highlighting the contrast between his creativity and the mundane name “Rod of Time.”

This conversation reflects their dynamic and the humorous way they engage with each other, showcasing how even small references can convey deeper elements of their personalities. Sin's inventive language juxtaposes Kat's more straightforward perception, illustrating their differing approaches to life.