When an invasion force shows up on Earth, Tetsuya Wakatsuki is photographer out taking pictures of the mayhem.  An alien woman has just dispatched several men when she sees Tetsuya but he defends himself and she somehow falls in love with him.  She knocks him out and takes him to her ship in order to marry him.  She tells him that she's doing this to save the people of Earth, which is a holy planet to her people.  Her father wants to wipe everyone out.  When her father finds out, he's not too happy and has Tetsuya thrown into prison to be killed.