Rod never appears in the game, and is only mentioned by Rick, Sasha and Popuri. According to their dialogue, Rod is a loving father and husband. Rick dislikes the fact that he left his family.
Rod dated Lillia when they were young (Lillia describes him as a romantic). He proposed to her with a Blue Feather. He left to search for medicine in the desert, after Lillia became sick. He and Lillia remain in constant contact with each other through mail and phone.