He Says You Cheated — When a Weird Accusation Breaks Trust

He points to a strange smell and insists you cheated even though you live together and share location info. This guide explains why accusations happen, how to set boundaries, when to seek help, and when walking away is the healthiest choice.

Tense cinematic scene of a couple where one accuses the other of cheating.
Cinematic shot of a couple in a tense accusation.
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He Says You Cheated When Accusations Break Trust
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Question, in short: Your boyfriend insists you cheated — even though you live together, share location info, and swear you didn’t. He’s even pointing to a strange smell/taste as “proof.” What do you do when someone you love keeps accusing you of something you didn’t do?


Why this feels impossible

Being blamed for cheating when you’re faithful is crushing. You can explain until you’re hoarse, but as many people point out, you can’t prove a negative — and that’s maddening. Accusations like this usually say less about you and more about what’s going on inside him: fear, insecurity, projection, or even a way to shift blame if he’s the one doing something wrong.

What might be behind it

  • Jealousy and anxiety. Jealousy isn’t just “being jealous” — it’s a strong set of thoughts and feelings about losing someone. It can make people jump to conclusions. (See more: Jealousy — Wikipedia.)
  • Projection or deflection. Sometimes people accuse partners to hide their own guilt or to manufacture a reason to break up without being the “bad guy.”
  • Body changes. Vaginal discharge and pH change across the cycle and can cause different smells that might be mistaken for something else. If smells are the issue, a quick check with a clinician can help. (Info: Vagina — Wikipedia.)

Practical next steps

  • Stay calm and set boundaries. You don’t have to beg to be believed. Say clearly you’re faithful and ask for respectful behavior. If he keeps screaming or policing you, that’s controlling.
  • Ask for a real conversation — not an interrogation. Pick a time when you’re both calm. Use “I” statements: “I feel hurt when you say I cheated.”
  • Suggest counseling. If he has intense jealousy or trust issues, professional help can make a real difference. If he refuses and keeps accusing, that’s a red flag.
  • Check your health if a smell is the concern. A gyn visit can rule out infections or pH issues and give you peace of mind.
  • Protect your independence. Keep friends and family close. Don’t let him isolate you with constant location-tracking or demands — that control often gets worse over time.
  • Decide your limit. If accusations don’t stop, or if he’s controlling or abusive, walking away is a valid, healthy choice. You deserve trust and respect.
“No trust, no relationship.”

Parting thought

Some people will call it a broken relationship already — and they might be right. If the person you love won’t trust you and won’t work on it, that’s not your fault. Hold your head up, prioritize your safety and dignity, and get support. You didn’t do anything wrong — don’t let anyone make you feel otherwise.