How would you feel if you discovered that your sibling was in fact a half-sibling? To many people it wouldn’t matter that much, it’s the relationship that counts. But to a child, being told that some part of your sibling has been suddenly taken away from you can be a devastating blow.

Twitter user Pam’s brother recently got the news that his beloved sister is not actually a ‘fully sister,’ and it upset him quite a lot. So he decided to pen a heartfelt and completely adorable letter to her, which he presented to her along with some gifts to show his love.

Pam shared the moving letter on Twitter and it is turning hearts to mush, with people in awe at the pure and unconditional love that Pam’s brother clearly has for his big sis. Her post has since gone viral, and is encouraging others to share their own beautiful sibling stories too! Scroll down below to check it all out for yourself, and let us know what you think in the comments!

This is Pam

Her little brother recently discovered something that upset him

He wrote her this heartfelt letter

And even added some snacks

This is how people reacted

Some shared their experiences of having a half sibling

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