Tri-Ni-Set

Tri-Ni-Set is base of this world. They are 7 Arcobaleno's Pacifier, 7 Vongola Rings, and 7 Mare Rings. 7 of them must balance and 7 sky of them can pull each other. Each of the sky flame have special abilities.

Arcobaleno means Rainbow, Rainbow appears from time to time before fading away. Like Rainbow The Sky Arcobaleno appeared in space time and fading away. Sky Arcobaleno have short live spend. Other Arcobaleno stay in baby. The Arcobaleno call as the "Strongest Seven" They have been chose to bare the Pacifier because they are strong enough to protect the pacifier. All the Arcobaleno can light dying will flame trough there whole body

The sky Arcobaleno have a ability to see future.They also can reborn the other
Arcobaleno buy using there Life flame, that means sacrifice there life. The Sky Arcobaleno can lighten all part of triniset. So we can call Boss of Arcobaleno as Boss of Triniset too. All the Sky Arcobaleno are girls and have short life spend.

Vongola means Clam, clam passes down its form from generation to generation, they move vertical. Vongola Family are past down the tradition from generation to generation . So the ability are past down too. The Sky Vongola has Super Intuition (usually about some negative feeling) and also to connect time with the past generations.

Mare means sea, the sea knows no bounds and move horizontal. The Sky can connect with the parallel world. The Mare bearer are chosen without generation. But because this bearer use the abbility to destroy the world. This rings have been seal by Arcobaleno after Vongola Family defeat Byakuran.