Tales of Xillia (テイルズ オブ エクシリア - Teiruzu Obu Ekushiria) is a Japanese role-playing game for the PlayStation 3. It is the thirteenth core product of the Tales series and is developed by Namco Tales Studio with Namco Bandai Games as the publisher. The game was released in Japan on September 7, 2011 and was localized in North America and PAL region in August 2013. The game takes place in a fictional world called Rieze Maxia where humans and ethereal spirits live in harmony. It follows Jude Mathis and Milla Maxwell who ellude government officials after sabotaging a weapon of mass destruction known as the Lance of Kresnik. The plot's central theme is Yuruginaki shinnen no RPG (揺るぎなき信念のRPG, lit. "RPG of Unwavering Convictions").