A companion or peer within Ein's circle. Specific plot details are not provided in the synopsis, but she appears to be part of his supporting cast.
Pina and Ein develop tactical synergy, relying on each other's strengths during high-stakes battles.
They share a common protective dynamic under Ein's leadership during dungeon expeditions.
Ursula and Pina maintain a respectful professional distance, with mutual recognition of combat proficiency.
Pina's vulnerability forces Ein to actively defend her, strengthening their combat synergy.
Pina and Yuuri develop a casual but cooperative rapport while navigating dungeon threats together.
She adapts to the combat standards Ursula instilled in Ein during their preparation.