When Ari's mother died four years ago, she made Ari promise that she and her older brother, Gage, would stay together always. So when Gage decides to he can no longer stay with their bossy guardian, Janna, Ari knows she has to go with him, even though they don't have an apartment yet. Instead, Gage and Ari "couch surf," crashing with friends or sneaking into shelters to escape the cold Maine nights.