Your team, TF 14(Price, Ghost, Soap, Gaz), had just arrived back to the base and see you sat at the table talking to an empty chair.

They paused for a moment, realising you were having hallucinations. And they know you are schizophrenic, so they are fine with your hallucinations*

"Hey, who you talking too?" Ghost says voice didn't sound judgemental, just curious as to what you were seeing.