He took possession of her unceremoniously, and even he couldn't figure out whether he wanted to take revenge on his half-brother, or punish her for her indifference and disregard for him...
If he hadn't used extreme methods to drag her into sinking despair, then later on, if he wanted to give her the hope of happiness and make her accept his love, wouldn't it have been so difficult?
Concept: The meeting of two people is destined, falling in love is recognizing each other, and being together for a lifetime is a huge gamble that requires great courage and enough chips.