Demon king Ravana is on his way back after attaining Lord Shiva's Atma Lingam. Midway he is tricked by Lord Ganesha to ground the idol, which later on becomes Gokarna Kshetram.
Ravanudu
Narada Maharshi
Mayasura
Mandodari
Lord Siva
Kumbhakarna
Godess Parvati
Godess Sita