User blog comment:Animegeek1689/Does Issei really love Rias?/@comment-31648903-20191205033230/@comment-2601:87:8300:9B50:CD6D:2A84:618F:25B0-20191221131626

I disagree he's just weak will to advances and although it's not an excuse but he has never been the one to initiate sexual advanced. Let's be honest there probably be more scenarios like throughout the series without going all the way. Who knows that might be the last activity in the series with Issei being the main character  right after there wedding.