After Izumo 2, Takeru and his friends come back to the present world. However, they don't have time to live a peaceful life due to Sakuya, who comes back again from Nenokuni. This time she is with a mysterious boy, Ninigi and he says that he is engaged to Sakuya. Sakuya doesn't want him and declares that Takeru is the one she loves. Also, Takeshi and Himiko appear...
