The manga tells the story of Mira, who leads an evil organization trying to take over and destroy everything. Earth is under attack, but a magical girl named Byakuya Mimori stands up to Mira's group. As they face off, something unexpected happens—Mira falls in love with Mimori.

Kazuhiko Nukumizu, a self-proclaimed "background character," accidentally witnessed his popular classmate Anna Yanami being rejected by her childhood friend. Since then, Kazuhiko has become involved with several loser heroines, including Anna.

Jun Shirasaki and the Jinguuji sisters are childhood friends and neighbors. When Jun's first girlfriend, the older sister Ryuumi, breaks up with him, she says something that complicates the three people's relationship, their first loves, and their romance—?

Eight-year-old Tokiyuki Houjou, the next successor of the Kamakura shogunate, is a young boy lacking talent in everything besides hide-and-seek. One day, his carefree life is abruptly turned upside down when Takauji Ashikaga brutally seizes power from the Kamakuras, ending their reign. Rescued by a self-proclaimed prophetic priest, Tokiyuki manages to escape with his life. Now he must evade those trying to kill him while recruiting comrades who can help him restore the Kamakura Shogunate to its former glory. Set during the Nanboku-chou period of Japanese history, is a tale of redemption, documenting the life of the forgotten hero that altered Japan's destiny by running away.