 Aerith makes an appearance in the Kingdom Hearts series as a member of a group dedicated to defeating the Heartless ; the group also includes other Final Fantasy VII characters and Leon of Final Fantasy VIII . In the plot of Kingdom Hearts , Aerith suggests a method for defeating the Heartless to protagonists Donald Duck , <unk> and Sora . Throughout the game , she also gives advice to the player . She also appears in Kingdom Hearts : Chain of Memories as a <unk> <unk> of Sora 's memories . Aerith returns in Kingdom Hearts II , wearing a modified version of her dress from Before Crisis . She , Leon and <unk> run a restoration committee for the town of Hollow <unk> . 
