AIKO AKAHANA, PUELLA MAGI OF MEMORIES.
Random Magical Girl whose wish was to be able to remember and forget things whenever she wanted to.
I will mostly try to help with Meykyu-bey maze in the world's walkthrough. May actually not do anything else but read the rest of the wiki.
"DON'T WORRY, I WON'T FORGET YOU."
Perhaps I was one of the few not tricked by the opening...