True agency in the physical protector role is an illusion, regardless of whether the character starts as a noble or a slave. Placing a YPS-2 masochist alongside a YPS-4 sovereign exposes a shared dependency that power levels obscure. While the data suggests a significant disparity in Growth—one stagnating in a cycle of desired humiliation and the other ascending to the rank of Heavenly Emperor—both characters possess identical Bonds scores of 75. This parity reveals that their identities are derivative. Darkness finds her purpose in the act of being broken, turning her lack of Ego into a functional shield for her party. Raphtalia's ascent to the Katana Hero is framed as liberation, but her trajectory is a shift from systemic bondage to emotional devotion. The gap between an Awakened combatant and a Nation-level deterrent is wide, yet both are locked into roles where their value is measured by their utility to others. Darkness chooses her chains for pleasure; Raphtalia accepts hers out of gratitude. The comparison proves that in the isekai hierarchy, the transition from slave to ruler is a change in title, not a change in the fundamental DNA of their relational weight.