AITA for making my sister and her fiancé sleep on the couch after they showed up uninvited?

Prettyqueens0 1622 comments

The original poster (OP), a 28-year-old woman living alone, has a younger sister (26F) who is described as loud and spontaneous, contrasting with the OP's preference for a low-key lifestyle and personal space.

The conflict began late on a Friday night when the sister texted around 9 PM, stating she and her fiancé were on their way to the OP's apartment, framing it as a certainty rather than a request.

When the OP questioned this last-minute plan, the sister insisted they needed a place to crash for the night and arrived shortly after, ignoring the OP's expressed reluctance.

Although annoyed, the OP allowed them to stay but insisted they use the pull-out couch, refusing to give up her own bed.

Following their departure the next morning, the sister accused the OP of being rude and embarra*sing her in front of her fiancé, with the OP's mother also suggesting the OP should have been more gracious, leading the OP to question if her actions were unjustified.

AITA for making my sister and her fiancé sleep on the couch after they showed up uninvited?
‘AITA for making my sister and her fiancé sleep on the couch after they showed up uninvited?’

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Internet Users Didn’t Hold Back:

The thread exploded with reactions. Whether agreeing or disagreeing, everyone had something to say — and they said it loud.

The central conflict revolves around the OP es**blishing and defending her personal boundaries against an unwelcome, last-minute intrusion into her private space by her sister and fiancé.

The OP maintained control over her living situation by offering limited hospitality (the couch), yet she is now facing criticism from her sister and mother for not being more accommodating, suggesting a clash between her need for autonomy and their expectation of open access.

The core question is whether the OP was wrong to enforce boundaries regarding her own home, despite the circumstances, or if the societal expectation of familial graciousness overrides the right to refuse uninvited overnight guests. Was the OP an a*shole for offering the couch, or was the sister in the wrong for imposing on her?