I found out about them by chance more than ten years ago. More than ten years later, they came looking for me. Actually, before they found me, I had asked an old classmate who worked at the police station back in my hometown to look into them. Unfortunately, what I knew was too fragmented and too long ago, and after stammering for a while, my old classmate still refused to help. Then, unexpectedly, two years ago, my eldest sister found me. From never having met, to finally meeting, and then through everything that happened, I began to reflect on what blood ties could bring me. Clearly, they couldn't be relied on. So I started treating them as a group of familiar strangers who happened to share my blood, and I found that life became much easier after that...