Her obsessive love for Him

She forcely married him for this he hated her but when he got to know the reason he regretted his every action. There was girl who used to be lost in her own world one day she met her sunshine and light start to spread in her dark world. He became her obsession even if she can't go near him openly but still secreatly she used be around him. 24/7 her eyes were on him. Later she forcibly married him and when he got to know the reason he was shocked, full of regret.