Children of Moon

A vampire clan and Wolf pack who were enemies for ages had to join hands against a common enemy. To stop their revalvary two clans had to bring back their old tradition to marry two people, one from each clan.

Wolf pack alpha's son Joong and vampires clan leader's son were friends from their childhood and to join hands against the common enemy they had to get married.

What would happen those two and other people around? What does their common enemy want? Will they be able to survive? Most importantly will their friendship become something more or will they loose their close friends also?