Sincerely

Eleven-year-old Sophie Turner attends an all-girls private school in Manhattan. When Sophie’s family falls apart and her best friend rejects her for a faster crowd, Sophie’s only source of comfort is the distant voice of her school-assigned pen pal, Katie.

Eleven-year-old Katie Franklin lives in California. She is thrilled to be spearheading a charity project with her best friend, Jake—but when Jak...