Use Your Time Wisely (Gakuen Alice Fanfic)

"Grandpa always told me to use time wisely because once it's gone, you can't get it back... But why can't they just turn time back or stop it like what I can do?..." Hoshimi Sakura Mikan's younger twin, Like Mikan, because of they're best friend Hotaru suddenly transferring to this so called "Gakuen Academy" They came to this school, But to they're surprise, they already know Hoshimi Sakura....