Yoo Jimin's always known that she and Kim Minjeong belong together.   It was the summer of 1957 when eight year old Minjeong realized that her life wouldn't be the same (and not in a good way) after her family moved into a new neigborhood, right in front of the house of the Yoo's.

How do you turn your life interesting overnight? No idea, but it probably doesn't involve falling through a mirror into another world after popping a pimple... Maisie was your average introvert, looking for a bit of spice in her life. That's probably why she ignored the warning signs that the mirror was more than it seeme