add on

Snow-MEMORIES@softbank.ne.jp 7 years ago updated 7 years ago 1
i'm Japanese. So, I can't write well.
I paid 200 yen for Add On in this app, but I can't watch HD and move to camera roll.
What shoud I do?
When I try again, the suggestion said "You've already purchased this In-App Purchase but it hasn't been downloaded". I don't understand it.
Please help me.