First Thoughts: Journey Under the Midnight Sun

As Detective Sasagaki probes for clues, suspicion falls on several people, including the victim’s wife, an employee in the pawnshop, an almost destitute female customer that he’d been known to visit, and the customer’s lover.
As days turn into weeks, nobody is caught for the crime, and eventually the police are forced to shelf the investigation, though Sasagaki keeps the case alive in his mind.