A heartwarming video of a brother protecting his little sister from the rain has gone viral on social media, leaving netizens in awe of the pure bond between siblings. The video, which is just 12 seconds long, was shared on Twitter by a page called CCTV Idiots. In the clip, a boy can be seen rushing to sit inside a car as it starts raining heavily. However, what caught everyone's attention was the fact that he had hidden his little sister inside his t-shirt and was carrying her in his arms to protect her from the rain. The boy can be seen lovingly fixing his sister's hair as they sit inside the car, and her smile in response is just too precious. The heartwarming video has since gone viral, garnering thousands of likes, shares and comments from netizens, who couldn't stop gushing over the adorable bond between the brother and sister.