24 hours to save the world . . . and replace the light bulbs!

Zac Power’s SpyPad is acting up. First it can’t get a signal, and then it sends him a mysterious mission brief . . . from BIG?!

Zac decides to take the mission and try to infiltrate BIG’s evil spy organization, but that means going undercover in a house that might be haunted. It’s lucky he doesn’t get scared easily!

Now he just has to figure out who’s behind all the creepy surprises.