Context: " David smirked , Gil did the weirdest things , and his favourite reason was ' because I wanted to do it'.The blond woman just looked at them , sitting together , suddenly she swallowed , shook her head and bolted from room . David sighed and rested his forehead against Gil 's temple . At least they still had Greg and Jim , Nick , Warrick and lab rats . One way or another , it was just one friend lost ... They looked at each other , sad little smiles on their faces . Was it worth it?And for David there was only one answer .

Question: What television show may I be writing about ?
Options:
0. None of the above choices .
1. Law and Order
2. NCIS
3. CSI
Answer: 3