(W/A) Nikumaru Umimi returns to her hometown to find things have changed quite a bit. Her old junior high boyfriend, Takuto, is now dating the gorgeous Shizuku. Meanwhile, her senpai, Riku, is clearly struggling with his feelings about his best friend's girlfriend. In order to win Takuto back, Umimi needs Shizuku out of the picture, which might give Riku exactly what he wants. But are things ever that easy when Shizuku is involved?

(W/A) Nikumaru Riku can't get Shizuku out of his head to the point where she's invaded his dreams. Then one day, she stops by his house and comes on to him hard: 'Do whatever you want to me.' The catch? She's his best friend's girlfriend. In their last year of high school, a dangerous romance brews!

(W/A) Nikumaru Riku has finally accepted his feelings for his beautiful and flirtatious childhood friend, Shizuku. Unfortunately, she's currently dating his best friend. Will he follow his heart, or will he protect his friendship instead? Meanwhile, Umimi realizes her own true feelings for Riku. The only thing missing to make this situation more complicated is a third gorgeous girl! But what are the chances of that happening?

SUMMER HEATS UP!Riku’s crush is hard enough to avoid when school is in session, but now the two have picked up summer jobs at the same beach club. All this extra time together would be great if not for the fact that Shizuku is dating his best friend. To make matters worse, Shizuku clearly caught the eye of their manager too, something she encourages to make Riku jealous. Meanwhile, Umimi and Yako turn up the heat in their own pursuits of Riku. Will any of them be lucky in love?Nominated for the Next Manga Award of 2023, the best-selling tale of morally dubious romance continues!