"Personal power has its limits. Multiple individuals form society, and society acts for the benefit of its members. Betraying the group is essentially betraying oneself..."
Similar to the theory of social contract, this is commonplace on Earth, but with many issues... No matter how good a theory or strategy is, too many "loopholes" and "historical exceptions" continually diminish its persuasiveness.
But for this world, which still lingers within a realm of heroic epics, it is a true dimensional reduction strike.
"They deliberately keep this world in a herd-like ideology, convenient for herding and domesticating, but from another perspective, these are individuals without antibodies who have never been exposed to viruses..."
The fairytale princess's innocence and kindness may simply be because the ivory tower protected her too well—switching the scene to "twenty years later," she becomes an evil queen's stepmother.