After BB-8 is separated from Poe, his master, he travels through the desert planet of Jakku to find the secret map to the Resistance and encounters several strangers who need his help.

"As St. Patrick's Day fast approaches, Green Crayon would like a break since he's still recovering from Christmas, but when his friends try to take over, it soon becomes apparent just how much he's needed"--

One day, Duncan is happily coloring with his crayons when a stack of postcards arrives in the mail from his former crayons, each of which has run away or been left behind, and all of which want to come home.