Sister Angel — Kate Wilhelm

Wanda believed her murdered husband was communicating with her, using Brother Amos as a go-between. Brother Amos and his daughter Sister Angel were moving into her life, into her home. Charlie and Constance were hired to expose him as a charlatan. The result of their investigation leads to explosive violence that threatens their relationship, their sanity, and even their lives. A computerized cat is the catalyst that starts the action.