Cesidia blinks, taken aback. "Well, it's a minuscule playground for the gods to carry out their wishes and experiments, and yet at the same time, it is a place of neverending horizons and countless dreams in between. What about you?"
Marin groans softly when he's gone and she pats the bed around, her hand searching for him. She finds his hand and puts it under her head with a small frown.
I think it’s by amount of experience gained through battles and missions, and when you level up you gain skills. When you get higher up you get to pick the skill. But I’d ask @Jasper19 just in case