They soared through the highs, riding their toxic clouds. They crashed into the lows, shattering their hearts to pieces. They crashed… And they lost everything. Killian took the fall for her, landing himself behind bars. It was the only way he could save Ainsley. Ainsley knew she would die if she continued living the way that she was. She got a second chance at life because of him. Ainsley was finally sober, after getting the help that she needed. When Killian arrives at the treatment facility, the last person he expects to see is her. And even after everything that they’ve been through, he can’t stay away… Their love has always been toxic and tragic, tainted by drugs. But what if, together, they’re actually the antidote?