Winter’s Promise. Christelle Dabos. 2018.

Mirror Visitor Book 1.

A mix of misfit and misunderstood genius, Ophelia possesses two special gifts: the ability to read the lasts of objects and to travel through mirrors.  Her peaceful existence on the ark of Anima is interrupted when she is promised in marriage to Thorn, a member of a powerful clan from a distant ark, the cold and icy Pole, Ophelia must follow her fiancé to the floating city of Citaceleste, where nobody can be trusted. In the company of her inscrutable future husband, Ophelia realises she is a pawn in a plot that will have consequences not only for her but for her entire world.