The fundamental disconnect between social influence and martial prowess renders a direct YPS comparison meaningless. Comparing a YPS-1 social anchor to a YPS-3 city-level combatant is a category error. The real tension lies in how these women process inadequacy. Eris views her perceived weakness as a failure of identity, leading her to abandon her home for years of grueling training just to stand beside Rudeus. Her growth is a linear ascent toward physical parity. In contrast, Catarina transforms her systemic vulnerability into a gravitational force. By treating doom flags not as threats but as opportunities for kindness, she weaponizes her own helplessness to dismantle the hostility of her rivals. Eris fights to be equal; Catarina succeeds by remaining fundamentally different. While Eris sheds her noble identity to become a sword, Catarina uses her noble status as a shield for others. Both share a low Ego score, suggesting that their growth is reactive rather than proactive, yet the results diverge. Eris achieves autonomy through isolation and discipline, whereas Catarina achieves security through an accidental, centripetal web of loyalty. This reveals a core isekai truth: survival in a hostile world depends on either becoming a dangerous force or making everyone in it love you.