D-Frag! - The Kazama Family—a gang of three wannabe delinquents and close friends, spearheaded by Kenji Kazama, is trying to make a name for themselves at Fujou Academy. On the first day of the term, the gang finds themselves putting out a fire in the Game Development Club. Instead of thanking them, the eccentric club members attack and knock out Kenji's two friends, forcing Kenji to fight for his life. Failing to escape, the gang leader is coerced into joining the Game Development Club. As he settles in, Kenji gets to know the four girls responsible for his provisional membership—student council president and general tyrant Chitose Karasuyama, spirited tomboy Sakura Mizukami, negligent club advisor Minami Oosawa, and the school's infamous shadow leader Roka Shibasaki. Throughout the Game Development Club's constant shenanigans and his desperate attempts to leave the club, Kenji begins to realize that he may be actually enjoying himself. ディーふらぐ！ - 属性持ち「ゲーム製作部(仮)」のメンバーが繰り広げる、 ゲーム製作とはあんまり関係ないハイテンションギャグ!! 府上高校一の不良として恐れられている風間堅次がひょんな事からゲーム製作部の部室を覗いてみると、その中では小火災が発生していた。 中にいた部員たちと消火する事には成功するものの、火災を隠蔽するために堅次たちの記憶を奪おうと部員たちに襲われてしまう。 必死に逃げる堅次だったが、部長・柴崎芦花に助けられた事をきっかけにゲーム製作部に入部する事になってしまう。
