Friday the 13th Part 1: A Long Night at Camp Blood (1980) imdb

Title: Friday The 13th 1980 720p BluRay x264 Bangla Subtitle By Yeasser Youlad Simanto
Rating  (6.5)
Plot : A group of camp counselors are stalked and murdered by an unknown assailant while trying to reopen a summer camp which was the site of a child's drowning and a grisly double murder years before.