Mohabbat Ki Kasam.

Two brothers, Thakur Vikram Singh (Kulbhushan Kharbanda), and Baseera Singh (Amjad Khan) live in the same village. Baseera is resentful that Vikram has got all he ever wanted, the estate, the wealth, the title, and lovely wife Kaushalya (Tanuja). Baseera unable to control his anger kills one of Vikram's men, and is sentenced to be hanged until death. Baseera leaves the legacy of revenge and hatred with his son, Jageera. Vikram undertakes to look after his nephew as his own, and he already has a son. Additionally, Vikram also adopts a boy as his son. Jageera, now grown up, leases his anger against the family, Vikram's son get's killed, and the adopted son is acused of having sexual relationship with Vikram's daughter-in-law. And the person to pronounce the sentence is non other than fair-minded and generous Thakur Vikram Singh.