Tsuzuki wa Ore wo Sukitte Ittarana 4 (Flower C Alpha)

[Machine Translation] Haruna is a JK student who is dating her childhood friend Yuto. Thanks to Yuto and her other childhood friend and ex-boyfriend, Arata, she is freed from her cousin Sosuke, who pranked her in the past. Haruna falls in love with Yuto, who is surprisingly jealous of her, and she falls in love with his erotic and sweet caresses. Haruna, Yuto, Arata, and Rino, Arata's girlfriend... Haruna, Yuto, Arata, and Rino, Arata's girlfriend. ...You'll be worried that someone will take you away without you knowing it---JK x boy friend from childhood = echi-chi pure love, volume 4!

いっぱい、やきもち妬いていいよ…――“頭の中、エロいことでいっぱいなんだよ”幼なじみの悠人（ゆうと）と付き合っているJKの春菜（はるな）。悠人と、もう一人の幼なじみで元カレ・新（あらた）のおかげで、過去にイタズラされた従兄の壮佑（そうすけ）から解放される。意外とやきもち妬きな悠人の、えっちで甘い愛撫に溺れていく春菜。春菜、悠人、新、新の彼女の梨乃（りの）さん――。いちゃ甘等身大の恋をよみきり形式でお届けします。…知らないうちに誰かにもっていかれないか心配になる―――ＪＫ×幼なじみ男子＝えっちなピュア恋、第4巻！