Citrus

The story begins with Izumi Hayato running to be student body president. But when a beautiful girl swings in promising the liberalization of love while flinging condoms into the audience, he ends up losing to her and becoming the vice president. At the student council meeting, the newly-elected president invites herself over to Izumi's house, where she promptly announces she is to become Izumi's wife thanks to an agreement that their parents had made, a drunken promise decades ago that their children would one day become husband and wife. Naturally Hayato is against this, but Ui has the complete opposite reaction, and even wants to live with him! Will the upset Hayato and the overenthusiastic Ui be able to manage their school and marital life while keeping it a secret from the other students? Or will the two never come to understand each other's feelings?

Nariyuki Yuiga is in his last and most painful year of high school. In order to gain the “special VIP recommendation” which would grant him a full scholarship to college, he must now tutor his classmates as they struggle to prepare for entrance exams. Among his pupils are “the sleeping beauty of the literary forest,” Fumino Furuhashi, and "the Thumbelina supercomputer," Rizu Ogata–two of the most beautiful super-geniuses at the school! While these two were thought to be academically flawless, it turns out that they’re completely clueless outside of their pet subjects…!?

Yamada is the cutest girl in the entire school, and she wants to have her way with 100 different boys before the final bell rings. There’s just one problem: she’s never even been kissed! Lucky for her, class geek Kosuda is ready to serve as her own personal Sex Ed dummy! Can these wannabe lovebirds master the art of seduction before the sun sets on high school forever?

Murasame Sumika is popular in the high school for her excellence in the marks and sports. However, she has a secret: she is in love with her classmate Kazama Ushio, but she hasn't noticed Sumika's feelings. On the other hand Ushio also has a liking to the love between girls but she only shows any interest in cutesy girls. Sumika, a card-carrying badass who helps run her family's dojo, does not fit this bill even a little. Cue angst, as she is forced to watch from the sidelines as Ushio falls for girl after girl, none of them her. Ushio is always eager to share news about her latest crush. With the duo's knack for attracting trouble, it looks like Sumika's trials have only just begun.