EDWARD PARKED IN FRONT of Shoppers Drug Mart and got out. He still hadn’t heard back from Nadia about which security guard would be at the front desk. Taking his cell phone from his pocket, he was about to phone her when he received a call from Charlotte.

“Hi, Charlotte! Wrong sister received my brain waves.”

“It’s Janet. What’s this stuff about ‘wrong sister’ and ‘brain waves’?”

“Ah, skip it—it’s just s...