Her life hadn’t been easy, her mother had left her and her father when she was just three years old. The stallion had tried his best, but without a mother figure, she’d had it rough.
Even after flight school and the few friends she had made there, she still felt like something was missing. A something she finally found when she settled down in Ponyville. Or rather, sometimes after, when a grumpy unicorn came along giving her the friends she had been looking for.
As far as Rainbow Dash was concerned, blood only made you related. Loyalty made you family.