Elise

Elise is a former assassin and the lost princess of Kingdom of Kenes. She is the daughter of the King's favourite concubine . Ian is her twin brother. They were kidnapped when they were kids. Only their Uncle knew their identity and helped them (along with Yu) ascend the throne . She also worked as a top level assassin who was sent by Dark Pavillion twice on orders from Prince Razzel to assassinate Yu before her real identity was known.