Crown princess and princess from a neighboring country are betrothed and both want to annul it. Princess has mana in her heart so heals quickly. She dressed up as a guy to try and win the golden pig tail during a hunt to insult her fiancée. He used his servant sword to kill it making his servant look victorious. Every turn they make they can’t break their engagement but they stalled their marriage for now but had to go on a vacation. Truly the unruly incredibly strong princess ran away to play caught me if you can he calls her blackie, she calls him caramel
The Black Haired Princess