After the success of Boys Over Flowers in 2009, SS501's leader, Kim Hyun Joong is rumored to be one of the cast of Iris's sequel, Athena!
Athena is set to be aired sometime this year. According to Taewon Entertainment, one of the possible candidate for the cast of Athena is Kim Hyun Joong, yet, nothing has been confirmed. A DSP Entertainment official said that, “We can’t say anything is certain but Kim HyunJoong has shown great interest in Athena and it is true that he wants to take the role.”