Tyler and Lucinda have been invited for another summer at mysterious, wonderful, scary Ordinary Farm, but this year something sinister is going on with their great-uncle Gideon and his unique animals, the dragons, unicorns, and sea-serpents he has rescued out of the time-rift called the Fault Line. The farm is under threat from Gideon’s billionaire rival Ed Stillman, and Gideon’s security measures include dangerous new creatures like bunyips and manticores.