The Heartless One by Emma Hamm — book slip

Princess Jessamine never imagined she would fall in love with Death himself, but after restoring Elric to his corporeal form, their bond is stronger than ever.

As Jessamine joins the coven of witches that sustain Elric's power, they must prepare for battle against the kingdom's forces. With her throne usurped, Jessamine faces the ultimate dilemma: fight for her kingdom or against it?

Second in the 'The Gravesinger' series, perfect for fans of Sarah J. Maas.