The Pure Royal Blood and The Seven Heavenly Virtues

The sole princess of Nysa,Princess Re needs to find the Seven Heavenly Virtues in order to defeat the Seven Deadly Sins that have been bring chaos to her nation.She was told the Seven Heavenly Virtues can help her get rid of the nuisances and bring back peace and love to the kingdom and made it as lively as it did before..They are her only hope..how will she finds them and how they can help her?