Over the Edge: (The Edge #4)

What kind of man would die to save his wife? The only thing that ever stood between me and madness was Greyson. And now, she's in trouble. She's falling into the hole that almost ended me. The only thing standing between her and the fate I escaped is me. But I have no expertise in this. No knowledge but what she taught me. I'm flying blind here....and every moment that passes brings me closer to losing her. She says I'm crossing the line, but she can draw a million lines around her and I'll...