This Video Describes The Siblings Best Relationship
Brother's sister relationship is very special. There is also a festival of this special relationship called Raksha Bandhan. Siblings do many things for their brother and sisters. How much does a brother-sister fight but their relationship is also unique.
Even by fighting, they love each other. And when brothers and sisters are in danger then you will see how they fight for each other.
The same situation is shown in this video.