Dictionary / Vocabulary / 続柄
つづきがら · also ぞくがら
(family) relationship; connection
Also written 続き柄
正直なところ、その当時の僕は血縁がどうとか、続柄がどうとか、そういう話はまるで理解出来ちゃいなかった。
Truthfully, at that time, I didn't have the first idea about such talk: family links, blood relations or whatever.