As always, Shi Miao is tired of her brother's ridiculous antics, and Shi Fen can only hope to escape the clutches of his violent sister. With their friends and classmates in tow, the two continue their dysfunctional relationship as reluctant but devoted siblings. [Written by MAL Rewrite]

Shi Miao simply cannot stand her lazy, stupid, and unreliable elder brother Shi Fen, who is one year above her at the same high school. Though the two siblings can only depend on each other, Shi Miao's violent tendencies combined with Shi Fen's knack for causing trouble cause them to fight constantly. And so, Shi Miao can only hope that someone might take her brother away—even though, when push comes to shove, Shi Fen always tries to do what he believes is best for his cute younger sister. [Written by MAL Rewrite]

Shi Miao is still stuck with her irresponsible elder brother Shi Fen, who lives in neverending fear of his younger sister's stormy temper. As the siblings continue enjoying their carefree high school days alongside their friends and classmates, they realize that there truly is no cure for family. [Written by MAL Rewrite]

Sugisaki Ken, through diligence and academic excellence, had successfully entered the paradise that is the Hekiyou Private Academy's Student Council. There, he boldly embarks on his plan to create his personal harem with the 4 girls who are the other council members, namely: The incredibly youthful president Sakurano Kurimu; The cool and kindly yet super-sadistic secretary Akaba Chizuru; Tomboyish and hot-blooded vice-president Shiina Minatsu; and The ephemerally beautiful yet complicated treasurer Shiina Mafuyu. While every day since then has been non-stop fun, Graduation Day now looms near. Could this spell the end of their carefree days? (Source: translated and adapted from official site by Cranston)