Runaway Princess (Wattys2016)
Cassandra Vivian Mia Hoodfule, who is the heir of the richest man in the land, is athletic, sporty, likes to eat, and wants to have her ownway in life. Not carrying the tradition of managing the family's business, but to explore. Her dreams were crushed, however, when her parents involves her to an arranged marriage on her sixteenth birthday with her childhood archenemy, Henrik Seagate, which also happens to be the son of her parents' partner. In order to escape the task her parents sent her, she ran off from their house,which happens to be a mansion, by the way, and finds herself on unexpected adventures.
There she meets friends and foe, new and old family, and uncovers veiled secrets from her past. Her very TERRIFYING past.
(Credits to @toviking for the cover, by the way)