Ed returns to Resembool and meets his father Hohenheim for the first time in many years. Although his father is happy to see him, Ed harbours intense feelings of resentment for being all but abandoned many years ago. However, anger gives way to intrigue as Ed and Al discover and important fact abut the human transmutation ritual they attempted years before. What they thought was a partial resurrection of their mother was something else entirely - a revelation that could change their destiny forever.