The four tribes

Once upon a time, four tribes coexisted on the Kyuu territory, each mastering one element: Earth, Air, Water and Fire. What a pleasant surprise it is when the four heir of each clan revealed on their fourth birthday being each other fated pairs, thus furthering the ties between the four tribes.

But all peace comes to an end... What happens when a new threat emerges, decimating all members of one tribe in the spawn of a night ? How will the three boys react at the sudden loss of their dear soulmate ?

A/N: I don't claim any characters nor pictures as mine!