My Ship Sank Down With My Heartby ☆CHEET0S☆2202My Genshin OC story, Sum up. My OC's name is Chikao and her brother is Xingqiu she is the youngest out of them and shes the only girl sibling he has, (NON-CANON) Chikao...genshinocchildegenshinxingqiu+16 more