With every Christian suddenly "vanished" from the world, headstrong 15-year-old Gabby is thrust into adulthood way too soon, along with her younger sister Claire and the two teen boys, Josh and Flynn, vying for Gabby's attention. Will the group be able to navigate a dangerous new world ruled by those who've been left behind? The next installment in the incredibly popular LEFT B...。陆地消失,世界上只剩下一艘船和船上的数人,他们必须在找到新陆地前在船上生存下去。。