My Own Horror Movie Ideas

Synopsis:

A group of young travelers come across something there are not supposed to deep in the Amazon Rain-forest. Tommey, a post-graduate, and his 4 friends James, Tess and Rachael are traveling around South America including places such as the Amazon. On their journey they encounter ancient ruins from centuries ago which hold a hidden secret. They set up camp on the ruins perimeter thinking it will provide shelter from the outside world, but it's whats inside that they need protecting from. 

The next morning they explore the ruins to find a temple, which they enter. Upon entering, the group realize they can't escape and only one of them can survive the ordeal. The ancient gods require 3 sacrifices. The group have to fight for their own lives and end that of others in the ancient labyrinth.

Character Profiles:

Tommey - 
22 Years Old
Group Leader
Strong, 'Jock' Sterotype

James -
18 Years Old
Brother of Tommey
Relies on others, Strong mental character

Tess -
22 Years Old
Blonde Girl, First to die
Flirts with Tommey

Rachael -
21 Years Old
Smart, Intellectual, Not Interested in Boys
'Final Girl'
Audience:15+ as it would contain gore but only to a certain extent
Male or Female, both seem to enjoy the action horror genre

Setting:
In a humid, exotic rain-forest for the start
Dark narrow corridors and large open rooms designed like an ancient temple, maybe Aztec.