Honey, Why Can’t We Get A Divorce?

Read manhwa Honey, Why Can’t We Get A Divorce?
She possessed an evil woman who loves the main lead and killed her husband.
Fortunately, the timeline was before she killed her husband.
And unfortunately, everyone knows she loved the male lead so much. In this case, she would have to get a divorce as soon as possible.
But why…
“Crazy, crazy, crazy. I just heard it. I didn’t know it was crazy,” my husband said, tearing apart the divorce papers I gave to him. “I can’t help it. I have no choice but to live with a crazy woman.”
No, you do have a choice?
Why can’t I get a divorce?