Liberty

Noun:
1) The state of being free within society from oppressive restrictions imposed by authority on one's way of life, behaviour, or political views.

2) The power or scope to act as one pleases.

Kidnapped at 4 years old.

Rescued at 10.

All Izuku, Hoshi and Gin have known for the majority of their lives was captivity and oppression. When given a glimpse of freedom the three will do anything and everything they can to keep a hold of it.