Khel Khel Mein (1975)

Ajay joins a college in Shimla where he gets in scuffle with Vikram later they both turn best of friends and he joins his gang falling in love with Nisha.The gang is known to play funny pranks by betting with each other.Ghanshyamdas Johari is a miser jeweler opposite the college.Vikram along with Ajay and Nisha decide to play a prank on him by sending a letter saying he needs to pay ransom of some amount or else he will be killed.Ghanshaymdas pay the ransom out of fear.But he gets murdered and the cops find letter near his body.Ajay and Nisha get worried while Vikram chills.But things get more worse when Vikram to gets killed in a road accident and a stranger starts to stalk Ajay and Nisha keeping a move on their every movement.