Single mom Colbie Summers has a lot to be grateful for in the run up to Thanksgiving. Relocating back to her California hometown has brought her irascible dad and adolescent son closer. Her gourmet cat food line--vetted by her trusty taste-tester, Trouble--is about to get a big re-order. And she's made wonderful new friends and colleagues. Too bad one them has just been accused of murder . . . Sunnyside's most gifted students have been...