Gopi (M.G. Ramachandran) and his older brother (S.V. Sahasranamam) are inseparable, till jealous Dorai (M.N. Nambiar) vows to create rift between them because Gopi and Radha (Latha) fall in love. Now Gopi must counter Dorai`s plans to teach him a lesson and sustain his ties with his brother and Radha.