After Lin met Dave, their lives quickly became entangled. Lin joined Dave’s small business, made much-needed improvements, and charmed Dave’s family. The two also began a romantic relationship that lasted years. When it fizzled, Lin continued working at the company—and eventually uncovered Dave’s lies, deceit, and infidelity. On this episode of How To!: Carvell Wallace welcomes Nina Renata Aron, author of Good Morning, Destroyer of Men’s Souls, to share her own experience exiting a toxic, codependent relationship and explain how she came to terms with it.

If you liked this episode check out: How To Do Divorce Right and How To Forgive Someone Who Isn’t Sorry

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How To’s executive producer is Derek John. Joel Meyer is our senior editor/producer. The show is produced by Rosemary Belson and Kevin Bendis.

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