Suspect / Kristin Wolden Nitz / 199 pages / St. Louis Challenge

Seventeen year old Jen is resigned to spending the summer helping out at her grandmother's Bed & breakfast, the Schoenhaus, in the vineyards of eastern Missouri.  Her professor father has an out-of-town meeting and doesn't want her to stay home alone.  He also worries about his mom and is afraid she is losing touch with reality.  Jen's mother disappeared fourteen years ago and Kay, her grandmother, is convinced that she was murdered; that she would not have abandoned her son and granddaughter.  How do you explain the cards, letters, and gifts that have been sent to Jen supposedly by Ellen over the years?  If she was indeed murdered, who sent them?  Kay hosts a yearly murder/mustery dinner and this year's has been written to flush out the murderer.  This YA book has great suspense, romance, St. Louis locations and foibles, and a satisfying plot resolution.