My sister-in-law called from a resort asking me to feed her dog. when i went to her house, there was no dog—only her five-year-old son, neglected and locked in a room. “mom said you wouldn’t come,” he whispered. i rushed him to the hospital, then made a call that exposed a secret no one expected.... The call came while I was rinsing a baby bottle. My sister-in-law, Amanda’s, voice was soft, casual. “Could you feed my dog tonight? We left in a rush for the resort. I forgot to call the sitter.” I