Liars Anonymous Community Group
A support group to provide those with a compulsive addiction to lie a place to share hope, strength and courage with others like them; solve our common problem and help others with a compulsion to lie. We aren't alone!
I'd say confess, repent to her, and stop.
I ended up entering myself in to treatment. Not lying takes a ton of work and seeking professional help is definitely my advice if you haven't been able to stop yourself.