Like Fiona, Olaf also looks slightly like Elliot. Which he also has orange-colored hair. And appears to be tall and of a strong build.
He's an easy going guy and quite cheerful, which it shows when he spots his son: Elliot, and friends of Class VII visit the grounds section of the Imperial base. But gets right down to work when it comes time to exercises. His fearsome skill in battle has earned him the nickname "Craig the Red" among the troops of the Imperial Army. Though the questions his son's desire to pursue a career in music, he nevertheless gives him the freedom to explore it. He is also quite doting on his son, often trying to give him a hug.