Stealing became the middle names of Momo, Sana and Mina. After their parents died in Japan, they were sent to the Twice Orphanage in Korea but it's not like what they've imagined. Now, they've been given a mission to steal the heart diamond in the Royal family's mansion but it seems like their hearts are the ones that's been stolen.

✓ | A group of elected class officers never thought that their high school life will be more on a venture. But here's the twist of their journey; they're stuck in a darker version of fairy tale stories that children loved, looking clues to get out and soon found themselves playing the role of the famous characters. Mysterious puppeteer was targeting them to play her game. Former "Mystique Puppeteer"