She can't.

She will only drag herself down an' die of a broken heart....

Now, I'm askin' you, before it's too late--give up this marriage." "Wade! I've shot men for less than you've said!" thundered the rancher, beside himself with rage and shame.
"Ahuh! I reckon you have.

But not men like me....

I tell you, straight to your face, it's a fool deal you're workin'-- a damn selfish one--a dirty job, to put on an innocent, sweet girl--an' as sure as you stand there, if you do it, you'll ruin four lives!" "Four!" exclaimed Belllounds.