After 7:00 PM , I packed up the booth and spent the rest of the night hanging out with friends , most of which consisted of bouncing around between various locations and drinking . Friday was my big drinking night of the con , amusingly . And , no , Adrian did not drink all of my beer . But he did n't only drink one of them , like he claims .
According to the above context, choose the best option to answer the following question.
Question: What is Adrian 's relationship to the OP ?
Options:
- His boyfriend .
 - His dad .
 - None of the above choices .
 - His friend .


His friend .