CHAPTER THREE A DOOR BANGED CLOSED on one of the upper floors. “Brita!” Percy swore. By the time he got off the elevator and started after her she’d be long gone. He slammed his open palm against the rusty grate, his nerves frizzing like bicarbonate in a glass. The elevator finally clanged to a stop and he shoved the door open on the third level. Percy ran out and over to the window. He looked down at the street. It was the right window. He’d thought he’d seen the flash of golden-brown hair in the fractured glass...the pale oval of a familiar face. A dark smudge caught his eye and he slid a touch over the wall alongside the window. A perfect fingerprint...painted in blood. “Brita,” he murmured, “what have you gotten yourself into?” The door on the lower level slammed. A man’s voice d

