War Games: At the End of the Day (2010)

A group of friends head to a quiet woodlands in the middle of the countryside for an Airsoft skirmish. Using semi-automatic replica weapons with plastic BBs, the friends split into two teams of 4 and 3 and disperse into the woods to play a few rounds. After a few of them are shot and therefore out of the round, they meet back at their base camp. Lara (Stephanie Chapman-Baker) is the first to be out and when the rest of her friends arrive back, she notices her sister Monica (Valene Kane) has failed to return.

IMDB

Director:
Cosimo Alemà