Having creampie sex with an enrolled schoolgirl in the countryside!? Upon starting his job at a rural school, the protagonist is somehow reverse-raped by a busty young girl named Yuzu-chan... Since then he indulges in bareback sex with Yuzu-chan...!? 4s2k6m

(Source: DLsite)

Multi-work series list:

1. CountrySex / Inakax (田舎ックス)

2. Outdoor Sex & Classroom Lewdness Episode / Osoto de Aokan & Kyoushitsu Ecchi Hen (お外でアオカン＆教室えっち編)

3. Sweaty in Public Baths and Private Sauna / Koushuu Yokujou to Koshitsu Sauna de Asedaku Ecchi Hen (公衆浴場と個室サウナで汗だくえっち編)

4. Skinship with my cousin, Anzu-Chan 3P-Hen / Itoko no Anzu-chan to Nakayoshi 3P Hen (イトコの杏ちゃんとなかよし3P編)
   4.1 Anzu special chapter / Anzu Tokubetsu Hen (杏特別編)

• Soushuuhen / Omnibus version special chapter

5. Lovey-Dovey Overnight Stay & Sex Until Morning / Icha Love Otomari & Asa made Ecchi Hen (いちゃラブお泊り&朝までえっち編)

6. Kawara de Okugai Ecchi & Inemuri Suikan Hen (河原で屋外えっち&居眠り睡姦編)

Note:
The Soushuuhen (総集編) "omnibus" version contains parts 1-4 + a special chapter.