Jerome is a cruel general of Rigel who goes against his orders by having his men raid nearby villages, such as Rigel Village, when Rudolf is away. Jerome's treasonous actions make him hated among even the people of Rigel. Fellow Rigelian general Zeke protected the villages from him, but was forced to fight alongside him after Zeke's girlfriend Tatiana was kidnapped by Nuibaba. After Alm rescues Tatiana, Zeke and his men turn on Jerome, who is killed in the resulting battle.