I've just purchased "anatomy of a night" by Anna Kim - the blurb seemed interesting and I think that one might well fall into the depressing category
"Amarâq, Eastern Greenland, the end of the world. A lonely, cold, hard place, yet one that’s filled with boundless joy and bewitching natural magic, Amarâq plays host to an annual tragedy: a spate of suicides races through the town each spring, a plague that leaves no family untouched. Anatomy of a Night details the events of one of these black nights, following the lives of eleven of Amarâq’s inhabitants—their loves and losses, their escapes from Amarâq and their inevitable returns, each victory and every defeat magnified by the unforgiving and unforgettably desolate landscape—and paints a portrait of a mysterious phenomenon that strikes a nearly-forgotten people, the Inuit of Greenland"