In a small town where everyone knows everyone, a boy and a girl—graduates of the final class—are killed for unclear reasons. Fifteen years have passed, yet that tragedy still won’t let detective Nape Dum’s mind rest. He can’t accept any version of the investigation; he can’t form a coherent picture of those days when his life broke so fateful a way. Back then, he lost not only his twin brother—exactly on the same day, his beloved girlfriend suddenly disappeared too, and all attempts to find her led nowhere. But then, after so many years, her fingerprints turn up in a police murder case—by a strange coincidence, involving their former classmate. And in an old school photo album, they find a clue that could lead to yet more deaths...