Before Sloane, Emily didn't go to parties, she barely talked to guys, and she didn't do anything crazy. Enter Sloane, social tornado and the best kind of best friendâsomeone who yanks you out of your shell. But right before what should have been an epic summer, Sloane justâ¦disappears. There's just a random to-do list with 13 bizarre tasks that Emily would never try. But what if they can lead her to Sloane? Getting through Sloane's list will mean a lot of firsts, and with a whole summer ahead of herâand with the unexpected help of the handsome Frank Porterâwho knows what she'll find?