Niall was forced to marry a girl he doesn’t love, and he was determined to show her how much he disliked her. He was cold and heartless towards her, making no effort to hide his feelings. But when she got pregnant, his attitude towards her suddenly changed. He became protective and obsessed with her, treating her like a delicate flower that needed to be sheltered and cared for. He went from hating her to doting on her, and he was now completely committed to taking care of her and their baby.