Zac thought his talk with Sky Porter was over, but now Sky looked at him with a glint in his eye—a hint of merriment, even mischief. The very air seemed to echo his change of mood, the sun choosing that moment to spill through the room’s one small skylight.“You asked me the other day about my umbrella,” said Sky. “About why I always carry it. I gave you a partial answer. I think it’s time to answer you fully.”Plucking his umbrella from its stand and making for the door, Sky motioned Zac to follow. To the boy’s surprise he headed up the stairs, the ones leading to the very place that had come to hold so much mystery for Zac. It all came rushing back to him—the strange lights he’d seen up there, the talk of haunting, the unknown footsteps and the shock they’d given him. Following Sky’s back up the narrow staircase, Zac felt a mixture of excitement and dread. Whatever was up there, would he now learn the secret?