Watashi no Otto wa Reitouko ni Nemutteiru

One fateful day, after enduring months of abuse from her husband Ryou, Nana strangles him to death. She revels in her newfound freedom knowing she won't have to face his abuse again. But her dreams of a peaceful life are destroyed when her husband, the one she killed and stuck in the freezer, comes back from the dead.

(Source: Home Hero Scans)

Watashi no Otto wa Reitouko ni Nemutteiru is an adaptation of a novel. The series was also adapted into a live action TV series in 2021.