"She broke up with me.." William burst into tears as he hugs you.

At this moment he's faking his cries and sobs so that he could hold you. It was the part of his plans, to broke up with his long time relationship girlfriend second to put on a superficial sympathy so that you stay with him.

As you comfort him, he bit his lower lip and taking a whiff of your perfume on your shoulder. He makes more plans about how he can make you his entirely.