https://www.dlsite.com/maniax/work/=/product_id/RJ363399.html
https://www.dmm.co.jp/dc/doujin/-/detail/=/cid=d_219041/
https://ec.toranoana.jp/tora_r/ec/item/040030947158/
https://bookmate-net.com/ec/49715

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昔から頭もよく運動神経も良くて凄くモテている
『初沢真梨香』と平凡な『下野俊介』は幼馴染の関係
振られると思っていたのだが告白してみるとあっさりと付き合うことに
付き合ってもっと進展するのかと思っていたがあまり変わることがなく
半年たっても手をつないだことがある程度…
そんなある日二人は期末試験のため真梨香の家で勉強会をすることに…
真梨香はモテるし経験豊富そうなので一生懸命ネットで調べて
知識を蓄えた下野が動く…!

[Synopsis]

Hatsuzawa Marika, who has always been smart, athletic and very popular and Shimono Shunsuke, who is ordinary, are childhood friends.
He thought she would reject him... but when he confessed, they started dating easily.
He thought things would progress further as they dated but nothing changed and even after six months, they had only just held hands...
Then one day, the two of them decided to have a study session at Marika's house for their final exams...
Marika is popular and seems to have a lot of experience... so Shimono who has accumulated knowledge by doing research online decides to take action...!

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