True survival in isekai is determined by how a character navigates the structural constraints of their world rather than their capacity for violence. Comparing a YPS-1 narrative anchor to a YPS-2 physical combatant is functionally meaningless because their abilities operate on different axes: one manipulates fate, the other manages logistics. The real divergence lies in how they use their relational weight to avoid erasure. Catarina treats the scripted doom of Fortune Lover as a social puzzle, leveraging a 100-score in Bonds to rewrite the plot through sheer, oblivious kindness. Her influence is centripetal, pulling the world toward her to create a safe harbor. Visha, however, survives the industrial slaughter of the Empire by becoming the indispensable gear in Tanya's machine. She does not rewrite the narrative; she optimizes her position within it. While Catarina's growth trajectory is an ascent toward total agency over her destiny, Visha’s stability comes from her willingness to surrender her ego entirely to the hierarchy. One survives by breaking the game; the other survives by playing the role perfectly. This reveals that in isekai, the most effective defense is not a spell or a rifle, but the ability to make oneself necessary to the people who hold the power.