What's the fastest way to make someone disappear? Certainly not waiting for them to disappear on their own. Raina Lu slept all day. When she woke she dialed Kai Lu's number. Hearing her voice, Kai Lu sounded happy. True—Kai Lu had been swamped with social obligations and hadn't had time to contact her lately. But after two sentences he noticed something wrong with Raina Lu. "Raina, is there something you want to tell me?" Raina Lu laughed lightly, phone in hand. Words she'd found hard to sa...