Lord of shadows: book two

Emma Carstairs has finally avenged her parents. She thought she'd be at peace. But she is anything but calm. Torn between her desire for her parabatai Julian and her desire to protect him from the brutal consequences of parabatai relationships, she has begun dating his brother, Mark. But Mark has spent the past five years trapped in Faerie; can he ever truly be a Shadowhunter again?