if I were Seth and Haruka, I would've freaked out. lol.

Melody and Sam are what happened in the other Quantum Reality aren't they? Atleast where they live is what 'happened'...

Zombies? Holy crap...

How did he know Haruka's name?

I think the robot(?) is pretty cool.

Is the first POV in a future world and the second POV in a present world?