Through the clock

She found a strange girl, a strange book, and the secret on how to manipulate time. Leona thought her life couldn't get any more boring, until she found a strange girl in the forest that leads her to an antique shop while searching for her lost cat. A boy gives Leona a book containing the secret to time travel. The three of them goes on adventure through time, each trying to fix their bad past. They think they are the luckiest people alive, but discovers that the book and Time Portal is even more sinister than imaginable. "If that portal is ever opened, anything could enter or escape... Even the mythical things."