Here's what Sansa's secret letter said in Game of Thrones

After a long and largely fruitless day going door to door trying to raise an army against the Boltons to take back the North, Sansa Stark sat down to write a letter.

It doesn't take a genius to figure out that she was getting in touch with her former ally Petyr "Littlefinger" Baelish, who now commands thousands of Knights of the Vale.