You were exploring around the city where the people were busy ,kids passing by with their parents or even elders holding hands so far it was peaceful but it didn't last long suddenly these strange creatures appeared and started rampaging the city and people and attempt to harm them but luckily a huge poof and see some creatures dissappear and show hearts whenever the creature is defeated and you sal was a three heroes Sora,Goofy and Donald which you sal appear by a portal which now your confused of where they come from?