In Tokimeki Memorial: Only Love, Riku is target of a series of bizarre events and object of affection of 3 girls.
In Kanon, Yuuichi has forgotten all but a few details of what happened seven years ago.
In Crescent Love, an attempt to colonize the moon ended in a disastrous war, killing more humans than any other in history.
In Kyoshiro to Towa no Sora, Kuu enjoys school life in the giant city Academia, which is thought of as a symbol of recovery for humanity.
In Koi Suru Tenshi Angelique, Angelique has been chosen by the current Queen as one of two candidates to become the next Queen.
In Himawari!!, a girl wants to be a ninja and respected 'Ichikawa Raiso' as her master.
In Nodame Cantabile, Megumi is a piano student, she is extremely talented but wants to become a kindergarten teacher.
In Heroic Age, Age has the body of a teenage boy, but is actually 120 years old, he lived on the ruined planet Oron.
In Hayate no Gotoku, Hayate is forced to support his irresponsible parents, who left him in debt.
In Romeo x Juliet, the Montagues of Neo Verona begin a mutiny against the ruling Capulets.
In Shinkyoku Soukai Polyphonica, humans rely on the miracles of fairies, in this world, they survive on the music played by humans.