It's quite interesting seeing this author's art evolution over the years of his career. Doujin Work's style looked very different from his style now, which became noticeable during Mangaka-san's and Aho Girl's serialization. Kanojo mo Kanojo has almost the same style as the latter two mentioned...
"is it normal to have sex with your husband?!"
....is it not??? I don't understand why was she so flustered by the thought of having sex with her own husband