Deadly helpful ( SF )

Ash's sister, Teresa ,has weird dreams and visions ... it's creepy how she knows how everything will end from the beginning , even when she's protagonist, or so she thinks...Her dreams are telling her the future .
Teresa is dating Larry for a while , they are protecting each other all the time . Their friends are up to every investigation and troubles . Somehow they are always able to get themselfs out of brutal trouble , but their mentality is paying for it .

At the end, there's nothing more than death, right ?