About the Warlord of Mars #7

John Carter, gentleman of Virginia, ex-cavalry officer in the Confederate Army, takes to the skies in search of his lost love Dejah Thoris. It turns out riding a one-man Martian air scout is a lot like riding a horse, except much more dangerous. Carter's going to need all his skill not to end up a red smear on the desolate dry sea bottoms of Mars! Carter also uncovers the deep, dark secret that keeps the red planet alive. It's a secret worth killing for...