On September 17th, superstar BoA tweeted a photo while filming for the much anticipated drama, "Athena: Goddess of War". The filming took place in Japan and BoA mentioned that acting has been difficult for her. The producers of the drama, Taewoon Entertainment, recently uploaded additional photos of BoA in the drama. [gallery] She will be making a cameo as herself (singer) with Jung Woo Sung acting as her bodyguard. "Athena: Goddess of War" will debut this December through SBS.