Gusty Lovers and Cadavers — Anne R. Tan

Graduate student Raina Sun thought she knew what she was getting herself into when she volunteered to take the new foreign exchange student shopping on the last weekend before Christmas. But between a riot for the last hot toy, an abandoned baby, and a dead body, the holiday turns into a season for mayhem. She must summon her sleuthing skills to protect this baby and track down a hidden killer before she becomes the next victim. There's no place for an amateur when it comes to murder...