Lunacy, Alaska - population 506 - is Nate Burke's last chance. As a Baltimore cop, he had watched his partner die - and the guilt still haunts him. Maybe serving as Chief of Police in this tiny, remote town, where darkness falls by mid-afternoon and temperatures fall to below zero, will bring some kind of solace. It isn't as if he has anywhere else to go. Aside from sorting out a run-in between a couple of motor vehicles and a moose and pulling apart two brothers fighting overJohn Wayne's best movie Nate's first weeks on the job are relatively quiet. But as he wonders whether this was all a big mistake, an unexpected kiss from feisty bush pilot Meg Galloway under the brilliant Northern Lights of the Alaska sky lifts his spirit - and convinces him to stay just a little longer. Born and rais