In the heart of a decaying mansion, the bonds between a mother and her adult children are twisted into a horrifying abusive nightmare. "Mother" demands that her children return to the mansion every full moon, if not they face the consequences. As Sarah and Andrew return, they are thrust straight into their "Mothers" grotesque and violent plans. An unholy pact that would see "Mother" with all the power that she would desire. "Toxic Maternal" is a tale of absolute depravity and darkness where there are no happy endings.