Secretive phone use, unexplained absences, changes in sexual interest at home, discovery of dating apps or hotel charges.
Read this list honestly. Did you cross lines in multiple areas? True repair means voluntarily cutting off the third party, offering full transparency (yes, passwords), and getting into therapy to understand why you chose secrecy over communication. A Note on “Micro-Cheating” Some experts add a fifth category (e.g., sending flirty DMs, saving ex’s photos). Those typically fall under emotional or cyber infidelity , depending on intent. The “four types” model is useful because it separates the medium (physical, emotional, digital, financial) from the act , helping couples customize their boundaries. If you meant a specific book, film, or podcast called “Infidelity 4,” please clarify the author or platform, and I’ll provide a targeted summary. infidelity 4
Deleting texts from a “friend,” comparing your partner unfavorably to this person, hiding the depth of the friendship, feeling emotionally closer to the outsider than to your partner. Secretive phone use, unexplained absences, changes in sexual
Hidden bank accounts, lying about purchases, choosing the object (e.g., video game, car, alcohol) over quality time repeatedly, financial drain without explanation. True repair means voluntarily cutting off the third
It violates partnership on two levels—betrayal of trust and endangerment of shared security. In long-term relationships, financial infidelity is a top predictor of divorce, often because it reveals a fundamental values clash.
Most likely, you are referring to (a common framework in relationship psychology) or a specific media property (e.g., a book, podcast episode, or film series like The Infidelity franchise).
Often called “the gateway affair.” It erodes emotional exclusivity, and research shows emotional infidelity can be more painful than physical cheating for many people (especially women in heterosexual studies).