A 24-year-old woman has been dating her boyfriend for five years and dreams of marrying him. They grew up together, and he has a great relationship with her family, especially her younger sister. However, the woman starts to feel left out as her boyfriend and sister share inside jokes and a close bond. As she tries to include herself, they become less enthusiastic and make her feel awkward. The situation takes a turn when she discovers that her boyfriend shares everything with her sister, even things he doesn’t tell her.
A Close Bond

Sister’s Friendship

Feeling Left Out

Sister’s Cold Behavior ❄️

Hurtful Words

Random Gifts

Telling Her Everything

Private Details Exposed

Unnecessary Information

Requesting Boundaries

Feeling Guilty

Reconsidering Everything

Nanny Cams

Update Coming Soon

Unraveling the Truth ️♀️
Feeling left out and concerned about her boyfriend’s bond with her sister, the woman seeks advice from others. As she learns more about their relationship, she decides to set up nanny cams in her apartment to uncover the truth. Stay tuned for updates on this unfolding story, and see how the situation develops.
Feeling left out?

Sister and boyfriend’s bond raises suspicions

Boyfriend spending too much time with sister, possible infidelity

Commenter suspects cheating, recommends STD test and surveillance.

Red flags everywhere! Trust your gut and run.

Sister and boyfriend are TA for not respecting boundaries

Sister and BF’s bond raises eyebrows, why not date instead?

Setting emotional boundaries is healthy for all relationships

Red flags in sister’s bond with bf, NTA but suspicious situation.

Trust issues? Address them before it’s too late.

Boyfriend’s suspiciously close relationship with sister, NTA for feeling excluded

Cheating suspicions confirmed, sympathy for the commenter.

End it! NTA, that’s super sketchy behavior.

Suspicious boyfriend-sister friendship, spy cam recommended for proof

Dating both sisters? ♀️ NTA, but they suck.

Is there more to the story? Bestie suspects infidelity

Spying on cheating boyfriend and sister, update coming soon!

Redditors agree: OP is NTA in sister’s boyfriend situation
![Image credit: [deleted] | [deleted]](https://static.diply.com/3e24a193-af94-4973-9783-100e0a21e83f.png)
Red flags and alarm bells – emotional infidelity is significant

Trust your instincts, they never lie

Setting boundaries with friends of the opposite sex is important

Uh oh… OP suspects boyfriend and sister are more than friends

Trust your gut and leave him.

Feeling like a third wheel? Time to reevaluate

NTA, break up with him and focus on your education
![Image credit: [deleted] | [deleted]](https://static.diply.com/6c4e92dc-1cc1-41ab-a15a-b389fe588a1c.png)
A scandalous revelation about the sister and boyfriend’s relationship

Red flag alert: Emotional involvement between bf and sister

Sister’s boyfriend has an unusual bond. NTA deserves better ♀️

Sister’s bond with BF: NTA, but is there something more?

Similar experience with family, speak up before it’s too late

Commenter predicts cheating scandal and offers support to OP

Reconsidering the relationship with a boyfriend who prioritizes sister?

Boyfriend and sister in a relationship? NTA, time to leave.

Setting boundaries with boyfriend’s unusual bond with sister, seek counseling.

Choose one: girlfriend or sister’s BFF/confidante. Not both. ♀️

Excited for update on sister’s bond with boyfriend

Is there something fishy going on between your boyfriend and sister?

Close bond with sister’s partner, but something’s off

Curious about the final update? This commenter is too!

Feeling like a third wheel? NTA, save yourself

When your boyfriend bonds more with your sister ♀️

Commenter suggests possibility of cheating, advises OP to confront boyfriend.
![Image credit: [deleted] | [deleted]](https://static.diply.com/87aa2a13-7151-4fba-b025-59dd44297aa0.png)
Sneaky recording may reveal truth about boyfriend and sister bond ♂️

Where’s the update? Admins, we need answers!

Don’t let him gaslight you! Show him the proof

The anticipation for the update is real

Scandalous revelation about sister and boyfriend relationship

Capitalization critique overshadows judgment on sister’s boyfriend bond

Red flags alert! Is emotional cheating a thing?

A shocking betrayal between sisters and a boyfriend

Dump him! You deserve better and they might date soon.

Curious if there’s been any update on the situation?

Toxic sister alert . She wants your BF as a trophy.

Sister’s bond with boyfriend raises suspicion

Curious reader eagerly awaits update on sister-sister-boyfriend drama

Sister takes BF’s side despite OP’s success

Sister and boyfriend’s bond: emotional or physical cheating? NTA

Cheating alert! NTA for exposing the truth.

Sister said her man deserves better and she cried?! NTA
![Image credit: [deleted] | [deleted]](https://static.diply.com/ff0b491f-8570-4ba0-914c-1b7958cd43de.png)
Sibling love and loyalty at its finest #NTA
![Image credit: [deleted] | [deleted]](https://static.diply.com/6b963a7f-cf03-44bc-9747-4b6bb7c18bf9.png)
Boyfriend’s unusual bond with sister raises trust issues. NTA.
![Image credit: [deleted] | [deleted]](https://static.diply.com/3e1dbcf5-c71c-442e-b1de-0094c95e4abd.png)
NTA. Run. Your boyfriend is cheating on you with your sister.

Feeling left out?

Dump him and let him have the lazy sister

NTA, but is the boyfriend doing something with her sister?

Is her sister really the only one to blame?

When your sister gets more attention from your boyfriend ♀️
![Image credit: [deleted] | [deleted]](https://static.diply.com/3c327d50-1632-41df-b2d5-cdccc3f1c998.png)
Comment may be fake, but the responses are spicy
![Image credit: [deleted] | [deleted]](https://static.diply.com/e4623f66-fef8-4adf-b1fb-8c388ef5a17b.png)
A crude and disrespectful comment. Let’s keep it civil.

Suspicious behavior between boyfriend and sister raises eyebrows. NTA.
![Image credit: [deleted] | [deleted]](https://static.diply.com/bf934bb5-4ad7-4983-ad3e-e959a7728f21.png)
Boyfriend realizes he’s with the wrong sister.

Time to leave him. NTA

Red flag alert! Woman’s boyfriend has a suspicious bond with her sister

Curious commenter wonders if they missed an update post

Curious commenter wants an update on the situation

Boyfriend too close to sister, sister acts suspiciously. NTA.

Choosing between sisters is not uncommon, but it’s still wrong
![Image credit: [deleted] | [deleted]](https://static.diply.com/d683ab57-6ea2-4f7a-bf95-ea27d8ae1399.png)
Drama Alert Boyfriend dating sister? NTA confronts the situation

Boyfriend’s emotional affair with sister? NTA seeks advice

Sister’s boyfriend has a secret, but who will spill the beans? ♀️

Warning signs of emotional affair with partner’s sister

Sister’s love for boyfriend is obvious, YTA for denying it
![Image credit: [deleted] | [deleted]](https://static.diply.com/cc2e8306-b6b6-45c7-b8eb-4e1d738a7b4e.png)
Red flags everywhere. Trust your gut and get out.

Navigating boundaries with close friends of the opposite gender

Is it just emotional or is there more?

User suspects boyfriend and sister are having an affair

Redditor suggests drastic action against boyfriend and sister bond

NTA OP feels uncomfortable with boyfriend’s bond with sister. Advice given.

Suspicious bond between sister and bf uncovered, NTA.
![Image credit: [deleted] | [deleted]](https://static.diply.com/832f3d37-073c-43be-bc1f-6f0bff7e20f5.png)