Scientistsmakeahorriblediscovery:The"BigOne"iscomingintwodays,withit,Californiawillsinktotheocean.Theironlyhopeistoruptureavolcanothatwilldisplacetheearthquake'senergyandbuildanewcrustonthesurface.ButasforeshocksturnCaliforniaintochaos,it'saraceagainsttimethescientistsmightnotwin.