Dead in 3 Days 2

A clique of teenagers begins to receive life threatening cell-phone messages that warn “In three days you’re dead” and they soon begin to die at the hands of a shrouded killer. One girl in the group is the only one who discovers a mysterious clue leading to the assailant’s identity, but as the body count rises and the slayings become more and more vicious, no-one outside of her group wants to believe her and time is running out. –amazon