Sister dating best friend: Should I speak up? | Reddit Advice

A 27-year-old woman is watching her sister turn her best-friend hangouts into couple-only time, and it’s starting to feel less like romance and more like a slow takeover.

Her sister, 30, has been seeing her best friend, 29, for months, and the shift was gradual at first. They bonded over shared hobbies during a group hangout, then suddenly OP’s sister is canceling plans with her, and the guy she’s known since high school is sharing intimate relationship details that make OP feel like she’s being dragged into their private world.

Now there’s even a trip that used to be for “the three of us,” and OP is stuck wondering if speaking up will blow up the family bond she’s trying to protect.

Original Post

So I'm (27F) and my sister (30F) has been seeing my best friend (29M) for a few months now. It all started innocently, they bonded over shared hobbies during a group hangout.

At first, I was really happy about it, thinking my two favorite people would hit it off and I was supportive of their relationship. But as time passed, I began noticing changes.

My sister would cancel plans with me to spend more time with him, and he started sharing intimate details about their relationship that made me uncomfortable. It felt like I was being put in the middle of their romance.

For background, my best friend and I have been friends since high school, and we know each other's struggles, dreams, and secrets. He's always been respectful and caring towards me, and having him date my sister feels like crossing a line.

I don't want to have to choose between them or feel like a third wheel in their relationship. I've tried talking to my sister about how I feel, but she dismisses my concerns, calling me jealous and saying I should be happy for her.

Recently, they've been planning a trip together that was initially meant for just the three of us, but now it seems like I'll be the odd one out. I feel like my boundaries are being ignored, and the dynamic between us has shifted drastically.

I don't want to lose either of them, but I also don't want to constantly feel uncomfortable whenever we're all together. So WIBTA for expressing my discomfort to my sister about her relationship with my best friend?

The Sisterly Bond at Stake

This situation gets complicated because the OP’s sister isn’t just dating a friend; she’s prioritizing him over their sisterly connection. The OP's feelings of unease stem from a natural instinct to protect that bond. Readers can relate to that instinct. Family dynamics often shift when romance enters the picture, leading to feelings of jealousy and insecurity. The OP's struggle highlights a common conflict: how do you navigate feelings of betrayal when someone you love seems to choose someone else over you?

Moreover, the OP's hesitation to speak up about these feelings reflects a deeper fear of confrontation. This dilemma resonates with many who’ve been in similar situations, where expressing discomfort risks creating rifts. It’s a delicate balance, and the emotional stakes couldn’t be higher.

That’s when OP noticed her sister dropping her plans to spend more time with him, like OP was suddenly optional.

Comment from u/EnigmaticPineapple99

NTA. Your feelings are valid. It's natural to feel uneasy in this situation. Have a calm, honest conversation with both of them about how you feel.

Comment from u/mellowmelody12

That's a tough spot to be in, but definitely NTA. It's important to communicate your boundaries and feelings with both your sister and your friend. Your comfort matters.

Comment from u/SeasideWhisper23

Honestly, this sounds like a tricky situation but NTA. It's understandable to feel left out and uneasy. Make sure to have an open conversation with both of them to address your concerns.

Comment from u/AdventureSeeker007

It's a delicate situation, but NTA. Your feelings are important, and it's crucial to have a heart-to-heart talk with your sister and your friend. Don't bottle up your emotions.

Then the real gut-punch hit, when her best friend started telling her intimate relationship details that cross the line OP never agreed to.

Comment from u/SpiritualSunflower42

NTA. Your boundaries matter, and it's okay to express your discomfort. Have a sincere conversation with your sister and best friend about how you're feeling. Communication is key.

It gets messy like the girlfriend who wanted to confront her meddling best friend after interference.

Comment from u/MoonlitDreamer88

You're definitely NTA in this scenario. It's tough feeling like the dynamic has changed. Express your concerns openly and honestly. Your feelings are valid and deserve to be heard.

Comment from u/WildWonderer77

Your discomfort is valid, so NTA. It's important to set boundaries in relationships, even if it's with family and close friends. Open communication is key to resolving this situation.

Of course OP tried to talk it out, but her sister brushed her off as jealous instead of addressing the boundary issue.

Comment from u/StarryNightSky123

NTA. It's completely understandable to feel uneasy in this situation. Express your feelings calmly and honestly to your sister and friend. Your emotional well-being matters.

Comment from u/WhimsicalWhale23

This is a tough spot to be in, but you're NTA.

Comment from u/SunflowerSoul99

Your discomfort is valid, so definitely NTA. Express your concerns with your sister and best friend. It's crucial to prioritize your emotional well-being in this situation.

Now the trip plans are changing again, and OP is staring at the possibility she’ll be the odd one out while they play couple.</p>

We'd love to hear your take on this situation. Share your thoughts below.

Friendship vs. Romance

The OP's situation shines a light on the often unspoken tension between friendship and romantic relationships. It’s easy to see how a best friend entering into a romantic relationship with a sister can stir up feelings of possessiveness and protectiveness. The fact that the OP initially supported the relationship adds a layer of complexity. Now, she feels sidelined as her sister becomes more engrossed in her romance, which can leave anyone feeling abandoned.

This dilemma sparks debate in the Reddit community about loyalty and the right to voice discomfort. Some might argue that the OP should respect her sister’s choices, while others empathize with her feelings of insecurity. It’s a classic case of competing loyalties, and the fallout from this kind of situation can be messy.

What It Comes Down To

This story encapsulates the intricate dance of relationships, where love can both unite and divide. As the OP weighs her feelings against her sister's happiness, readers are left pondering their own experiences with loyalty and boundaries. Should she risk her bond with her sister for the sake of her feelings about her best friend? It's a question that invites us all to reflect on our own relationships and the sacrifices we make for those we love. What would you do in this situation?

The Bigger Picture

The original poster's discomfort stems from a natural instinct to protect her bond with her sister, especially as she feels increasingly sidelined by her sister's relationship with her best friend. Initially supportive, she quickly notices how her sister prioritizes her romantic interest over their sisterly connection, leading to feelings of betrayal and isolation. This situation highlights the delicate balance between loyalty to family and friends and the need for open communication about boundaries.

OP is not wrong for wanting a seat at the table, especially when her sister keeps rewriting the invite.

Want another take on boundaries? Read why she couldn’t support her sister dating her best friend.