The Rebel Witch - The Crimson Moth, Book 2

The wistful tune had transported Rune back to Wintersea, to standing in her library’s doorway, watching her best friend hunched over the keys of her grand piano, his hands casting a spell over the room. But the only way in was by sea, and every port of entry teemed with witch hunters and their witch-hunting hounds—dogs trained to scent magic. The air was clouded with smoke from the gunfire, choking out the smell of Rune’s magic. When he finally reached the other side, he nodded to her.