Even the Power Of the WTF Of House's House Of WTF isn't enough WTF for this

WTF?

No seriously, what the fuck is this? I mean, I know what it *is*, sort of -- some racing game for... what, Wii? XBox? Something? I think it's a parody. I don't think it's a real game. And I can't decide if I hope it's a parody or not.

But.... I....

If you can't view embedded YouTube, you can watch it here (it asks you to verify that you're fourteen years old, or something).

Here's the summary:

Deep in the forest lived Billy and his charming companions. They peacefully honed their bodies and listened to music there. But a wave of development came upon the forests. One who would turn all to road. Kagamine Rin had come. Billy must stop the construction before all is turned to road.

I DEMAND EXPLANATIONS IN COMMENTS, EVEN IF YOU ARE JUST MAKING THEM UP.