I'm not sure specifically as I haven't read this novel. But generally, it might involve a woman who is in a difficult situation with her war - mad husband and decides to take their child for safety or other reasons.
There was a novel called " After Reborn with My Sister, She Steals My Husband " by Zhou Dabai. This novel was about the protagonist, Lu Wenjun, Cheng Weitang, who had been reborn. He found out that his younger sister had also been reborn and had stolen her husband from her previous life. The story revolved around the struggle between her and her Di sister, and at the same time, it also described her relationship with her husband and her life in the marquis fu. This novel was a type of work that involved palace fights and house fights, so it was loved by readers. However, the specific plot and ending could only be known after reading the full text.
Well, you could try doing things he likes together to strengthen the bond. Also, showing appreciation and support for him can go a long way. Sometimes, small gestures of love and care can make a big difference.
One way could be to have heart-to-heart conversations regularly, listen to his perspective, and work on resolving any conflicts together. Surprising him with small gestures of love and support might also make a difference.