The heart is a battlefield where struggles between good and evil, light and darkness rage.Frostlight, a naive girl, disregards the fortuneteller's warnings, and tries too hard in keeping Westwind's heart. Her attempts catch the attention of Asura, and a war breaks out.Frostlight quickly boards a mysterious ship and departs on a perilous and fantastic journey. This strange ship carries a cast of helpless, tormented souls as it drifts through a mysterious space, unable to make port. The souls fear that Asura could strike at any moment and send them to the Asuran Realm, never to return.Kao An is the first animated movie by Taiwanese production company Spring House Entertainment. The movie was released in the public on March 5th, 2010, but was previously shown during the 2009 Taipei Film Festival and the 2009 Pusan International Film Festival in Busan, South Korea. Additional screenings occurred during the 2nd Macau Film Festival and San Diego Comic-Con in 2011.