[Haha, no. Sometimes Scatty forgets that she doesn't look much older than seventeen. Being short is sometimes the only thing that helps her remember.]

Thor? Cute kid, last time I saw him. I bet Uncle Odin is just as crotchety as ever, though. [Yes, uncle. In her world, most of the immortals are related via blood or marriage.] The source is called the aura. Each sentient being has one. It's a build-up of a person's emotions, of life-force, that covers them like a second skin. It's usually invisible, but... certain individuals can bring it out. Few humani can harness its power.