Island of the slaughtered (origins)

Not only did he tricked them he also left them.

Taking place in 2007, 22 teens come onto Camp Wawanakwa to compete in a reality show, however, things go immediately wrong when a Man living on the camp starts killing the campers.

isolated in a land surrounded by sharks with a killer on it too.How many will survive out of the 22 campers?

(credits to @eavee_ry ok tik tok)