She is a rebel with a fake name and a secret past. She lives by one rule: never stay long enough to be truly seen.

He is the prince who can't stop looking for the masked girl he met on trial celebration, who left him longing for a face he never saw.

When she infiltrates the castle as his new sword master, chasing what the king has taken from her, she realizes the greatest threat isn't the man on the throne. It's the prince who gets one step closer to unraveling her secret every day. And every wall she has built to survive is starting to give.

She thought she could survive anything. She isn't sure she will survive him.