" The two angels were both tall, but Aodhan was perhaps an inch taller, and now his eyes locked with Illium's for a long, quiet moment before he lowered his head slightly. Illium raised his hand, the movement slow, hesitant....and then his fingers brushed Aodhan's cheek just below the cut that had almost sealed. The first ray of dawn kissed the tear that rolled down Illium's face, caressed the painful wonder on Aodhan's as he lifted his hand to clasp the wrist of his friend's hand.
That instant of contact, the power of it, stole her breath.
Then Illium smiled, said something that made Aodhan's lips curve-Elena thought it might've been "Welcome back, Sparkle"-and they were separating to sweep off the Tower in a symphony of wild silver blue and heartbreaking light.
"Raphael," she whispered, having felt him come up behind her. "Did you see?"
"Yes." His hand on her nape, his thumb brushing over her pulse. "Of course it would be Illium who reached him," he murmured. "

― Nalini Singh , Archangel's Legion (Guild Hunter, #6)