Even Though I Don't Know Him Well

Isaac was kicked out of his girlfriend's house on a cold night and had nowhere to go. Her brother appeared in front of him and now Isaac's going to live with him?!<br/><br/><a href="https://www.bookcube.com/toon/detail.asp?webtoon_num=190106">Original Webtoon (All-age Ver)</a><br/><a href="https://www.bookcube.com/toon/detail.asp?webtoon_num=190098">Original Webtoon (No-cut Ver)</a><br/><a href="https://www.comico.jp/articleList.nhn?titleNo=30829">Official Japanese Translation</a><br/><a href="https://ridibooks.com/v2/Detail?id=120033853">Original Novel</a>