I wonder if I should back off from our friendship sometimes, to make sure she's kept at arm's length

I wonder if I should back off from our friendship sometimes, to make sure she's kept at arm's length

In the world of Simone Elkeles, friendships are often complex and filled with ups and downs. The idea of backing off from a friendship to keep someone at arm's length is a common theme in many of her novels, particularly in her popular Perfect Chemistry series.