Chapter 3: CH 2 The lore
God did what he would said he would do on making the new rings.
First he made his counterpart in DXD when making Adam gave him the dying The time will flame known as the world flames when he was banished to Earth with Eve which had the power of each each flame beat the set of the Sky with the power of harmony, the set of the Earth with the power of gravity, or the set of the Sea with the power of freedom.
But God did not make it his angels with the dying will flames only one and that was Gabriel she does not know because her time was not ready only when the Earth comes to be part of the set.
So the dying will ring of the world that Adam possessed when Adam passed away they broke apart into the three sets making the tri-ni-set.
The Sky set
Sky/Harmony
Storm/Disintegration
Rain/Tranquility
Cloud/Propagation
Sun/Activation
Mist/Construct
Lightning/Hardening
The Earth set
Earth/Gravity
Swamp/Fermentation
Lake/Separation
Glacier/Freezing
Forest/Realization
Desert/Hallucinations
Mountain/Tuning
The Sea set
Sea/Freedom
Tide/Acceleration
Coral/Progression
Vent/Rejuvenation
Surface/Illumination
Whirlpool/Displacement
Abyss/Intimidation
When each set was made they were all separated when mankind was flourishing so when he decided pick three worthy humans to inherit each set the first man to pick up the sky was the first man to ever receive the rings this man's name was Giotto Vongola,
And when the 10th generation of the Vongola Tusnayoshi Sawada decided to send his power up to reserves to the next welder of the Sky ring which was his great great grandson.