Moon Witch by Grace Zhu:
 
Fall in love within a French Gothic manor . . .

While exploring an abandoned manor, budding photographer Evangeline and her best friend Alice fall through a portal to the realm of witches.

On the other side, they’re separated – initially swept up by this mesmerizing new world, returning home to the drudgery of everyday life is the last thing on Eva’s mind. She falls head over heels for Cassius, heir to the manor house and son of the most powerful witch in the realm. But when she persists in wanting to return home, he will not let her go so easily . . .

Set in a lush, gaslamp-era world, Moon Witch is a new adult romantic fantasy with elements inspired by Alice in Wonderland and Beauty and the Beast, perfect for readers who love witches and fairy tales.