Official twitter account has tweeted that they are considering a possible sequel of sci-fi, action anime series Karneval.
They thanked the fans for their comments about their hopes for a second season but clarified that there are no plans as of now. Instead, they encourage the fans to show their support in the upcoming release of DVDs and BDs to make it a possibility.
— TVアニメ「カーニヴァル」（公式） (@Karneval_TV) July 14, 2013
Nai searches for someone important to him, with only an abandoned bracelet as a clue. Gareki steals and pick-pockets to get by from day to day. The two meet in a strange mansion where they are set-up, and soon become wanted criminals by military security operatives. When Nai and Gareki find themselves desperate in a hopeless predicament, they encounter none other than the country’s most powerful defense organization—”Circus”!!