A man who is not one's biological father but who has become a father through marriage to one's mother (stepfather).
彼は幼い頃に母が再婚して継父と暮らすようになった。
When he was young his mother remarried and he came to live with his stepfather.
継父とは距離を置いて暮らしているが、感謝している部分もある。
He lives at some distance from his stepfather, but there are things he is grateful for.