A fantasy action set in a world of Western films. One day the Nohara family, Kasukabe Defense Forces (Shinnosuke Nohara and his mates: Kazama-kun, Nene-chan, Masao-kun and Bo-chan), and other people living in Kasukabe City get lost in a world within a Wild West film, which is a city ruled by an evil governor named Justice. The time progression has been stopped there because the film is unfinished but people are losing their memories about the past little by little. To go back to their former world, the Kasukabe Defense Forces tries to defeat Governor Justice and finish the film before everyone loses their memories. (Source: Manabu Tsuribe)

Meisuke Nube Nueno, a teacher at Doumori Elementary School and expert in the occult, finds it increasingly difficult to protect his students against dark forces. After one of his students is sent to a parallel world, Nube encounters an unusual spirit that sends him back in time to change one regretful event. Although Nube manages to fix the situation, this succession of unlikely events suggests that a more serious menace may be threatening the peace of Doumori. To protect everyone he holds dear, Nube will have to overcome the demons of his past and uncover the nature of the looming supernatural danger.

Following the destruction of the magical floating device from OVA 1, the Magic Academy falls to earth, but unfortunately lands on and breaks a demon seal, releasing hundreds of ancient demons into the forest around the academy. The teachers are barely keeping the demons away and are desperately searching for the pieces of the floating device, so to earn more magic stones, all of the students from Amelia's class decide to leave the academy (even though they were told not to) to find the missing pieces. (Source: ANN)

While searching for a run-away cat the twins Riko and Rimu Mikogami find a strange device that transforms them into Kirumin. It also enables them to turn into real animals. Their older sister Nagisa soon joins them. Now the three have cute, funny and sometimes dangerous adventures.