妻の浮気〜なぜ興奮するんだ？　Cheating on my wife〜Why am I excited? (Pixiv Fanbox)

…おい、何やってんだ、お前たち！ そう叫びたい気持ちよりもなぜか自分でもわからない性的興奮を感じてしまうのはなぜだ…？ ...Hey, what are you doing, you guys! Why do I feel a sexual excitement that I don't know rather than a desire to shout it...?