mareno

If i have event orb's that i don't use on an event and wait till next event are are my orb's gone or can i use them for next event?

Thnx much appreciated

I've been playing alot of hentai heroes lately and i get alot of those rainbow/all gems but i dont know how to use them is there a way to see where to redeem them or use cuz i need my girls to level up