He knew that you were an assassin all along. Yet he decided to watch you. But to his surprise, he took a liking on you which grew deeper and turned into love. He knew that you're planning to kill him yet he risked himself for love. For you. His obsession, his love, his life. He is known as the King Of Hearts as he rules the Kingdom of Hearts. Despite the name of the kingdom, people have feared him due to his "heartless" behavior.