The night in January when the Mark burned all night long. At the time, she just assumed her master was toying with her, taunting her, daring her to come back. With this new revelation, she had no question in her mind that her husband was responsible. Why? Was he sitting in their home drunk on his favorite fire whiskey calling out to her? Did he imagine she would get so tortured by the pain that she'd willingly answer the summons? That she'd Apparate right into their bedroom begging him to make the pain stop? If so, Antonin was beginning to show his desperation for her return. Desperation was weakness. He'd taught her that a lifetime ago. Weaknesses could get a person killed.