Danshi da to Omotteita Osananajimi to no Shinkon Seikatsu ga Umakuiki sugiru Kudan ni Tsuite

Regarding of My Married Life with a Childhood Friend Whom I Thought was a Boy going Way Too Smoothly. 男子だと思っていた幼馴染との新婚生活がうまくいきすぎる件について